Best Sheets for 18 Inch Mattress
Looking for the perfect sheets to cradle your 18-inch mattress in cozy luxury? Dive into our curated guide to find supremely soft, durable, and beautifully fitting options that turn your sleep space into a haven of comfort. Discover the best picks to enhance your slumber with ease and style.
Top Money-Saving Choice: ChiXpace

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Deep pocket fits 24" |
Soft, luxurious microfiber |
Stays put during sleep |
The ChiXpace fitted sheet truly delivers on its deep pocket promise, fitting up to 24 inches with ease, making it ideal for those extra-tall mattresses.
Made from luxuriously soft microfiber, it feels smooth and cozy every night—no wrinkling or bunching.
Plus, it’s OEKO-TEX certified, so you can rest easy knowing it's safe and free from harmful chemicals.
With its crisp Bright White hue, it adds a fresh, hotel-like touch to any bedroom.
The only caveats?
It might be slightly see-through and could be a bit oversized for some mattresses, but overall, it’s an excellent budget-friendly choice that combines comfort and practicality.
Be sure to also check out the best fitted sheets for 11 inch mattress for more options! Also, here is the price history so you know exactly when to buy!

Best for Tall & Deep Mattresses: CGK Unlimited

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Deep pockets for tall beds |
Super soft microfiber feel |
Good fit on deep mattresses |
Designed specifically for tall and deep mattresses, these sheets hug your bed like a cozy glove thanks to their stretchable elastic around the fitted sheet.
The extra deep pockets can handle mattresses up to 24 inches—perfect for pillow tops and memory foam toppers.
The six-piece set includes four pillowcases with lovely embroidery, adding a touch of elegance to your sleep sanctuary.
Plus, the microfiber feels super soft and lightweight, making every night a plush experience.
While the material is thinner than some, it’s ideal for those who crave a silky-smooth, breathable sheet set that stays put through the night.
Be sure to also check out the best deal on king mattress for more options! Also, here is the price history so you know exactly when to buy!

Best for Memory Foam Toppers: Hearth & Harbor

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Deep pocket fits 18-24 inches |
Soft, breathable microfiber |
Wrinkle and stain resistant |
The Hearth & Harbor Microfiber Sheets, our top pick for best sheets for an 18-inch mattress, fit like a dream thanks to their extra deep pockets that accommodate mattresses up to 24 inches deep.
Made of ultra-soft, breathable microfiber, they feel incredibly smooth and comfy, perfect for a restful night's sleep.
Plus, they resist wrinkles and stains, making maintenance a breeze.
While they come in a limited color palette, their vibrant hues stay bold wash after wash.
Overall, these sheets deliver luxurious comfort with practical durability, making them a standout choice for large, plush mattresses.
Be sure to also check out the best sheets for sensory issues for more options! Also, here is the price history so you know exactly when to buy!

Best for Luxury & Softness: LuxClub Queen Sheets

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Luxurious Microfiber Material |
Deep Pocket Fit |
Wrinkle & Fade Resistant |
These sheets are luxuriously soft thanks to double-brushed microfiber that rivals high-end hotel bedding.
The deep 18-inch pockets make fitting a thick mattress or topper a breeze, ensuring a smooth, snag-free look every night.
While some might find the material on the thinner side, it still offers excellent durability and is completely fade and wrinkle-resistant.
Perfect for year-round comfort and stylish in a sleek light grey, these sheets are an outstanding choice for everyone who craves silky softness without sacrificing practicality.
Be sure to also check out the best grounding mattress pad for more options! Also, here is the price history so you know exactly when to buy!

CGK Unlimited Queen Sheets

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Super soft microfiber material |
Deep pocket fit |
Generous sizing |
… The super soft microfiber material feels like a plush cloud against your skin — so much softer than traditional cotton.
The extra deep pockets and stretchy elastic ensure these sheets stay snug on even the tallest mattresses, including those with pillowtops or foam toppers.
The generous sizing with beautiful embroidered pillowcases adds a touch of elegance, making your bed look plush yet cozy.
While they're not as crisp as cotton, their wrinkle-free convenience and silky feel make them a favorite for anyone seeking a hassle-free, luxurious sleep upgrade.
Be sure to also check out the best sheets for queen sleeper sofa for more options! Also, here is the price history so you know exactly when to buy!

Bedsure Sheets

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Fits deep mattresses |
Moisture-wicking & cool |
Soft & durable |
The deep pocket design ensures these sheets stay snug on even the thickest mattresses up to 21 inches, preventing pesky shifting.
The moisture-wicking 3M Scotchgard coating keeps hot sleepers dry and comfortable all night long, making them perfect for summer or those prone to night sweats.
Crafted from soft, brushed polyester, they feel smooth yet durable, standing up to regular washes.
Stylishly accented with pintuck edges, these sheets add a touch of elegance to your bedroom decor.
While the fabric is on the thinner side and color options are limited, these sheets deliver excellent function and a contemporary look.
Be sure to also check out the best folding rv mattress for more options! Also, here is the price history so you know exactly when to buy!

Bedsure Twin Deep Pocket Sheets Sheets for 18 Inch Mattress

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Super soft feel |
Deep pocket fit |
Machine washable |
The Airy Soft sheets from Bedsure deliver a luxurious cotton-like feel thanks to their prewashed polyester fabric, making every night feel like a mini vacation.
The extra deep pocket (18 inches!) ensures a snug, secure fit on most mattresses, so no slips or bunching.
Plus, the breathable material keeps you cool all night long, ideal for warmer sleepers.
The easy-care design means tossing these in the wash is hassle-free without losing their softness.
Perfect for anyone seeking comfort, practicality, and a modern look in a twin size, all at a great value.
Be sure to also check out the best crib mattress topper for more options! Also, here is the price history so you know exactly when to buy!

CGK Unlimited

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Super Soft & Silky |
Breathable & Cool |
Deep Pockets Fit |
The CGK Unlimited 4-piece sheet set in dark grey combines unmatched softness with a silky sateen touch that beats many high-end sheets.
The breathable microfiber keeps you cool all night, making it perfect for warm sleepers.
The deep pockets fit mattresses up to 16 inches deep, ensuring a snug, wrinkle-free fit—no more slipping or bunching.
Plus, the set includes two pillowcases, a fitted sheet, and a flat sheet, all in a sleek, modern look.
Best of all, these sheets deliver luxury comfort at an unbeatable price!
Be sure to also check out the best sheets for graco pack n play for more options! Also, here is the price history so you know exactly when to buy!

EaseHome Bedding

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Deep pocket fit |
Soft and breathable |
Easy to care |
The EaseHome microfiber sheet set offers a perfect fit for 18-inch mattresses, thanks to its deep pockets that keep everything snug and secure.
The double-brushed microfiber ensures a silky smooth feel that straddles the line between softness and breathability—ideal for year-round comfort.
Plus, with easy machine washing and quick drying, maintenance is a breeze.
While it may not feel ultra-luxurious or show color longevity over time, it provides a cozy, reliable sleep experience at a fantastic value, making it a smart choice for restful nights.
Be sure to also check out the best queen mattress under 200 for more options! Also, here is the price history so you know exactly when to buy!

Nestl Sheets Sheets for 18 Inch Mattress

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Deep pocket fit |
Super soft microfiber |
Elastic corner straps |
The deep pocket design guarantees a snug fit even on the thickest mattresses, including those with toppers up to 24 inches thick.
The super soft microfiber, double-brushed on both sides, makes slipping into bed feel like a luxurious treat—ultimate comfort guaranteed.
The elastic all around the sheet's perimeter ensures it stays put through the night, so no more constant readjustments.
While the vibrant black color adds a sleek, modern touch, keep in mind that color shades can vary slightly in person.
Overall, this sheet set hits the sweet spot between softness, fit, and style!
Be sure to also check out the best sheets for tempurpedic adjustable beds for more options! Also, here is the price history so you know exactly when to buy!
