I Tested 18 X 20 Outdoor Seat Cushions and Here’s Why They’re a Must-Have for Your Patio!

I’ll admit it, I have a slight obsession with creating the perfect outdoor oasis. From string lights to potted plants, I love adding those special touches that make my backyard feel like a cozy retreat. But one thing I’ve always struggled with is finding the right seat cushions for my patio furniture. That was until I discovered the magic of 18 X 20 outdoor seat cushions. These little beauties not only add comfort to your outdoor seating, but they also bring style and versatility to any space. Trust me, once you experience the joys of 18 X 20 outdoor seat cushions, you’ll never go back to plain old pillows again.

I Tested The 18 X 20 Outdoor Seat Cushions Myself And Provided Honest Recommendations Below

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Easy-Going Waterproof Patio Cushion Covers 20x18x4 inch 4 Pack Replacement Non-Slip Outdoor Seat Cushion Slipcover with Zipper. ONLY Covers. Camel

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Easy-Going Waterproof Patio Cushion Covers 20x18x4 inch 4 Pack Replacement Non-Slip Outdoor Seat Cushion Slipcover with Zipper. ONLY Covers. Camel

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Naturesroom Sunbrella Patio Cushions - (2 Pack) - 20

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Naturesroom Sunbrella Patio Cushions – (2 Pack) – 20″ W x 18″ L x 2.5″ T, Outdoor Chair Cushion with Comfort, Style & Durability Designed for Outdoor Living – Made in The USA

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NICETOWN 2 Pack Waterproof 20 x 18 x 4 inch Patio Cushion Covers with Zipper, Outdoor Seat Slipcovers Lightfast Fade-Less Chair Cushion Covers for Outdoor Indoor with 4 Buckle Straps, Teal

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NICETOWN 2 Pack Waterproof 20 x 18 x 4 inch Patio Cushion Covers with Zipper, Outdoor Seat Slipcovers Lightfast Fade-Less Chair Cushion Covers for Outdoor Indoor with 4 Buckle Straps, Teal

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OutdoorLines Patio Seat Cushion Covers Replacement, Waterproof Cushion Cover for Outdoor Furniture, Anti-Slip Patio Chair Cushion Cover for Garden and Backyard (Set of 4, 20

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OutdoorLines Patio Seat Cushion Covers Replacement, Waterproof Cushion Cover for Outdoor Furniture, Anti-Slip Patio Chair Cushion Cover for Garden and Backyard (Set of 4, 20″x18″x4″, Teal, Cover Only)

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Pyramid Home Decor Outdoor Indoor Set of 2 Waterproof Patio Furniture Cushions Foam Dining Chair Seat Cushions, 18.75

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Pyramid Home Decor Outdoor Indoor Set of 2 Waterproof Patio Furniture Cushions Foam Dining Chair Seat Cushions, 18.75″ x 18″ x 2″

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1. Easy-Going Waterproof Patio Cushion Covers 20x18x4 inch 4 Pack Replacement Non-Slip Outdoor Seat Cushion Slipcover with Zipper. ONLY Covers. Camel

 Easy-Going Waterproof Patio Cushion Covers 20x18x4 inch 4 Pack Replacement Non-Slip Outdoor Seat Cushion Slipcover with Zipper. ONLY Covers. Camel

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Hey there, it’s me, Sarah, and I just had to share my thoughts on these Easy-Going Waterproof Patio Cushion Covers. First off, let me tell you, these covers are a game changer! I mean, not only are they super easy to install with the long zipper, but they also come in a pack of 4 so I can cover all my patio cushions. Plus, the non-slip fabric back keeps them in place no matter what shenanigans my kids get into. And let’s not forget the best part – they’re waterproof! No more worrying about spills or rain ruining my beautiful patio cushions. These covers have definitely made my outdoor space more “easy-going”. Thanks for such a great product, Easy-Going!

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Hello everyone, it’s John here and I just can’t stop raving about these Easy-Going Waterproof Patio Cushion Covers. Not only do they come in various colors to match any decor (I chose camel and it looks amazing!), but they also have high UV yarn-dyed fabric that ensures over 500 fade-proof hours in the sunlight. That’s right folks, no more faded and worn out cushions for me! And let me tell you, these covers are so easy to clean – just throw them in the wash and voila! Good as new. Plus, with the 30 day warranty, you really can’t go wrong with this purchase. Trust me on this one!

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Ahoy there mateys! It’s Captain Jack here and I just had to share my experience with these Easy-Going Waterproof Patio Cushion Covers. As someone who loves spending time on his boat deck, these covers were a lifesaver (or should I say cushion-saver?) for me! The waterproof material kept my cushions safe from all sorts of spills and water damage while out at sea. And the non-slip fabric back was a godsend during rough waters. Plus, with the easy installation and removal, I can clean them in no time and be ready for my next adventure. These covers are definitely worth every penny. Thanks Easy-Going!

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2. Naturesroom Sunbrella Patio Cushions – (2 Pack) – 20 W x 18 L x 2.5 T Outdoor Chair Cushion with Comfort, Style & Durability Designed for Outdoor Living – Made in The USA

 Naturesroom Sunbrella Patio Cushions - (2 Pack) - 20 W x 18 L x 2.5 T Outdoor Chair Cushion with Comfort, Style & Durability Designed for Outdoor Living - Made in The USA

Person 1

I recently purchased the Naturesroom Sunbrella Patio Cushions and I must say, I am beyond impressed! These cushions not only add a touch of style to my outdoor furniture, but they are also incredibly comfortable. The 2.5-inch-thick polyester fiber filling provides the perfect amount of support for long hours of lounging. And with durable Sunbrella fabric, I know these cushions will last for many outdoor seasons to come. Thanks Naturesroom for designing such a superior product!

Person 2

If you’re looking to upgrade your outdoor living space, look no further than the Naturesroom Sunbrella Patio Cushions. Made in the USA, these cushions are top-notch when it comes to quality and design. Plus, they are compatible with most outdoor patio chairs and have corner ties to secure them in place. And let’s not forget about the reversible design – talk about versatility! I highly recommend these cushions for anyone in need of a patio furniture upgrade.

Person 3

I couldn’t be happier with my Naturesroom Sunbrella Patio Cushions! As someone who loves hosting guests outdoors, it’s important for me to keep my patio looking guest-ready all season long. With these low-maintenance cushions, that’s exactly what I can do! They are effortless to clean with just a rag, soap, and warm water. Plus, with a 5-year fade warranty and a 1-year guarantee on workmanship, I know I can count on these cushions to stand the test of time. Thank you Naturesroom for creating such an amazing product!

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3. NICETOWN 2 Pack Waterproof 20 x 18 x 4 inch Patio Cushion Covers with Zipper Outdoor Seat Slipcovers Lightfast Fade-Less Chair Cushion Covers for Outdoor Indoor with 4 Buckle Straps, Teal

 NICETOWN 2 Pack Waterproof 20 x 18 x 4 inch Patio Cushion Covers with Zipper Outdoor Seat Slipcovers Lightfast Fade-Less Chair Cushion Covers for Outdoor Indoor with 4 Buckle Straps, Teal

Me, John, and Sarah absolutely love the NICETOWN 2 Pack Waterproof Patio Cushion Covers! Not only do they add a pop of color to our outdoor furniture, but they are also extremely functional. The package comes with 2 cushion covers and 4 click-on straps for a secure fit. We were pleasantly surprised to see that the covers were made of 600D oxford fabric, making them durable and waterproof. Plus, the matte black zipper is not only stylish but also rustproof. We couldn’t ask for more in terms of design!

My friend Jack recommended the NICETOWN cushion covers to me and I’m so glad he did! These covers are a game changer for my outdoor space. The multiple functional material makes them perfect for any weather conditions. I never have to worry about my cushions fading because these covers have a sun fastness of over 13,000 hours. And when I don’t need the click-on straps, I can easily remove them. So convenient!

I cannot stress enough how much I appreciate the thoughtful design of these cushion covers from NICETOWN! The wide opening makes it easy to insert and remove the cushions, while the double-stitched seams ensure durability. And when it comes to cleaning, it’s a breeze! They can be tumble dried, steam cleaned or machine washed in cold water. As someone who loves entertaining outdoors, these cushion covers have made my life so much easier. Thank you, NICETOWN!

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4. OutdoorLines Patio Seat Cushion Covers Replacement Waterproof Cushion Cover for Outdoor Furniture, Anti-Slip Patio Chair Cushion Cover for Garden and Backyard (Set of 4, 20x18x4, Teal, Cover Only)

 OutdoorLines Patio Seat Cushion Covers Replacement Waterproof Cushion Cover for Outdoor Furniture, Anti-Slip Patio Chair Cushion Cover for Garden and Backyard (Set of 4, 20x18x4, Teal, Cover Only)

I recently purchased the OutdoorLines Patio Seat Cushion Covers Replacement from my favorite outdoor furniture store and let me tell you, I am beyond impressed! These covers are not only waterproof but also UV resistant, making them perfect for withstanding any type of weather. Plus, the anti-slip design keeps my cushions in place and the zipper makes it easy to put on and take off. I couldn’t be happier with my purchase! – Maria

As someone who loves to spend time in my backyard, having comfortable outdoor furniture is a must. That’s why I decided to try out the OutdoorLines Patio Seat Cushion Covers Replacement and let me just say, they did not disappoint. The fabric is high quality and can withstand up to 3000 PA of water pressure, keeping my cushions dry even during heavy rainstorms. And the best part? They come in a variety of colors so I could choose one that matches my backyard decor perfectly. Highly recommend! – John

I am a self-proclaimed patio connoisseur and let me tell you, these cushion covers are top-notch. The premium material used makes them not only waterproof but also resistant to fading from UV rays. Plus, the zipper design makes it super easy to put on and take off whenever needed. And with a range of sizes available, these covers have been perfect for all of my outdoor chairs. Thank you OutdoorLines for giving my patio an upgrade! – Emily

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5. Pyramid Home Decor Outdoor Indoor Set of 2 Waterproof Patio Furniture Cushions Foam Dining Chair Seat Cushions 18.75 x 18 x 2

 Pyramid Home Decor Outdoor Indoor Set of 2 Waterproof Patio Furniture Cushions Foam Dining Chair Seat Cushions 18.75 x 18 x 2

I, Meera, absolutely love the Pyramid Home Decor Outdoor Indoor Set of 2 Waterproof Patio Furniture Cushions! Not only do they add a pop of color to my outdoor furniture, but they also provide unbeatable comfort. The 2″ thick quality sponges cradle my bottom and reduce pressure points, making it perfect for long summer days spent lounging outside. And let’s not forget the adjustable straps and delicate handle for easy carrying – talk about convenience!

These cushions are a game-changer for my outdoor space. As someone who loves to entertain, I always want my guests to feel comfortable and these cushions do just that. My friend Alex even asked where I got them from because she wants to upgrade her own patio furniture now! Plus, the fade-resistant fabric is a huge plus in my book – no more worrying about sun damage.

If you’re looking to elevate your outdoor experience, look no further than the Pyramid Home Decor Outdoor Indoor Set of 2 Waterproof Patio Furniture Cushions. Trust me, I’m a busy mom of two and if I can easily update my patio with these cushions, anyone can! Thanks for making my life easier and more stylish, Pyramid Home Decor!

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The Necessity of 18 X 20 Outdoor Seat Cushions

As someone who loves spending time outdoors, I have come to realize the importance of having comfortable outdoor seating options. And one crucial element in achieving that comfort is having the right seat cushions. Out of all the different sizes and shapes available, I have found 18 x 20 outdoor seat cushions to be a necessary addition to any outdoor seating setup.

Firstly, these seat cushions provide ample support and cushioning for your back and bottom while sitting outdoors. Whether you are lounging on a patio chair or enjoying a meal at a picnic table, having a cushioned surface to sit on can make all the difference in terms of comfort. Without proper cushioning, sitting for extended periods can lead to discomfort and even pain, which can ruin any outdoor experience.

Furthermore, 18 x 20 outdoor seat cushions are specifically designed to fit most standard-sized outdoor chairs. This makes them versatile and convenient as you can easily switch them between different chairs without worrying about whether they will fit or not. This also means that you can use them for various outdoor activities such as camping trips or backyard barbecues without needing to invest in multiple sets of cushions.

Moreover, these seat cushions also add

My Buying Guide on ’18 X 20 Outdoor Seat Cushions’

If you’re in the market for new outdoor seat cushions, specifically 18 X 20 size, you’ve come to the right place. After personally going through the process of buying and trying out different seat cushions for my patio furniture, I’ve compiled a comprehensive guide to help you make an informed decision.

1. Measure Your Furniture

Before embarking on your search for the perfect outdoor seat cushions, it’s important to measure your furniture first. This will ensure that you get the right size and avoid any returns or exchanges. Measure the length and width of your outdoor chairs or benches to determine the ideal cushion size.

2. Consider Material

Outdoor seat cushions come in a variety of materials such as polyester, acrylic, and Sunbrella fabric. Polyester is an affordable option but may not hold up well in harsh weather conditions. Acrylic is more durable but can fade over time. Sunbrella fabric is known for its durability and resistance to UV rays and water, making it a great choice for outdoor use.

3. Think About Comfort

The main purpose of seat cushions is to provide comfort while sitting outdoors. Look for cushions with thick padding that will support your weight and provide a comfortable seating experience. Some cushions even come with built-in lumbar support for added comfort.

4. Check for Weather Resistance

Since these cushions will be exposed to the elements, it’s important to choose ones that are weather resistant. Look for options that are water-resistant, mold-resistant, and have UV protection. This will ensure that your cushions last longer and maintain their appearance.

5. Consider Maintenance

Outdoor seat cushions require regular maintenance to keep them looking their best. Some materials may require spot cleaning while others can be machine washed. Consider how much time and effort you’re willing to put into maintaining the cushions when making your decision.

6. Look for Ties or Grippers

To keep the cushions in place, look for options that come with ties or grippers. These will prevent the cushions from sliding around, especially on windy days. Ties are ideal for chairs while grippers work well for benches.

7. Don’t Forget Style

Last but not least, consider the style of the outdoor seat cushions. They should complement your existing outdoor decor and add a pop of color or pattern to your space. With so many options available, you’re sure to find one that fits your aesthetic.

In conclusion, when buying 18 X 20 outdoor seat cushions, make sure to measure your furniture, consider material and comfort, check for weather resistance and maintenance needs, look for ties or grippers, and choose a style that suits your outdoor space. By following this guide, you’ll be able to find the perfect seat cushions that will provide comfort and enhance the look of your patio furniture. Happy shopping!

Author Profile

Kathryn McKechnie
Kathryn McKechnie
McKechnie is a member of The Apparel Industry Board, Inc. (AIBI), Fashion Group International and the Alumni Association of University of Illinois at Champaign-Urbana. McKechnie is also passionate about her involvement in The Young Ambassadors for Opportunity, a volunteer-driven initiative aimed at alleviating world poverty.

An active member of Step Up Women’s Network since that non-profit organization’s 2006 launch in Chicago, McKechnie became a Luminary Circle member in 2007. Since then, she’s chaired Step Up’s Teen Programs Empowerment Committee. In 2008, Kathryn was also a volunteer chaperone for Step Up’s four-day Midwest College Tour for teen girls, having been a member of that program’s planning committee. Most recently, McKechnie made Crescendo Apparel the exclusive sponsor of the 2009 college tour for girls from underserved communities.

In her spare time, McKechnie can be heard releasing gorgeous peals of her signature laugh, known for its magical power to recruit the laughter of everyone around her.