Discover the Cool Side™ Pillowcase by Coop Sleep Goods—a thoughtfully engineered pillowcase designed for hot sleepers and anyone seeking a cooler, more comfortable night’s rest. Crafted with Coop’s exclusive Lulltra™ Cool fabric (1.5x denser than standard at 400 gsm), this pillowcase actively regulates body temperature, wicks away heat and moisture, and maintains a silky, always-cool surface. Its modern jacquard pattern, neutral grey piping, and sturdy closure mean it looks as good as it feels—no extra pillowcase needed.
The Cool Side™ Pillowcase is available in Classic, Crescent, and Cut-Out shapes, with sizes for Queen, King, and Toddler pillows, making it easy to match your sleep style. Certified OEKO-TEX® Standard 100 for safety, hypoallergenic, and machine washable, it’s built for both comfort and peace of mind. Backed by Coop’s 100-Night Sleep Better Guarantee and a robust 4.6/5-star rating from 346 reviews, you can try it risk-free and join the 86% of Coop users who report better sleep.
If you’re tired of waking up hot or tossing and turning, the Cool Side™ Pillowcase offers a practical, proven solution—so you can finally sleep the way you like.
Frequently Asked Questions
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What makes the Cool Side™ Pillowcase different from regular pillowcases?
* The Cool Side™ Pillowcase uses exclusive Lulltra™ Cool fabric, which is denser and engineered to stay cool, wick away heat and moisture, and provide a silky, refreshing feel all night.
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How do I care for my Cool Side™ Pillowcase?
* Machine wash separately on a cold, gentle cycle with mild detergent. Tumble dry on low. Do not use bleach, fabric softener, iron, or dry clean.
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Is the Cool Side™ Pillowcase safe and hypoallergenic?
* Yes, it’s OEKO-TEX® Standard 100 certified, meaning it’s free from harmful substances. The bamboo-derived viscose rayon blend is also hypoallergenic and breathable.
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What sizes and shapes are available?
* Available in Classic, Crescent, and Cut-Out shapes. Sizes include Queen (19" x 29"), King (19" x 35"), and Toddler (13" x 19").
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Can I use another pillowcase over the Cool Side™ Pillowcase?
* For best cooling results, Coop recommends sleeping directly on the Cool Side™ Pillowcase—its design and fabric are made to look and feel great on their own.
Customer Reviews & Social Proof
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4.6/5 stars from 346 reviews—users praise the cooling effect and comfort.
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“Stay cool all night long with The Cool Side™ Pillowcase that regulates body temperature with its always-cool surface.”
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“The modern jacquard pattern, neutral grey piping, and sturdy closure make it perfect-looking on its own.”
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86% of users sleep better with Coop—a testament to the brand’s focus on real sleep improvement.
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See customer photos and more reviews at https://coopsleepgoods.com/products/the-coolside-pillowcase
Try the Cool Side™ Pillowcase risk-free today for $29.92—with free shipping over $75 and Coop’s 100-Night Sleep Better Guarantee. Discover why so many picky sleepers trust Coop for a better night’s rest.
Shop now or explore more at
coopsleepgoods.com.
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