Cool+ Pillowcase Set from Coop Sleep Goods is a cooling pillowcase set made from a proprietary cooling nylon and spandex knit blend that actively draws excess heat away from your body. The fabric scores a Qmax of 0.45 out of 0.50—a scientific measure of cooling sensation—is quick-drying, wrinkle-resistant, and OEKO-TEX® Standard 100 certified free of harmful substances. Each set includes 2 pillowcases in your choice of Classic, Crescent, or Cut-Out shapes, in Standard/Queen (20" x 30") or King (20" x 36") sizes, and in White, Grey Blue, or Dove Grey. It is priced at $34.91 (regularly $35.00, currently 25% off), is HSA/FSA eligible, and is backed by Coop's 100-Night Sleep Better Guarantee.
Best for:
- Hot sleepers who want a pillowcase that is cool to the touch and stays cool all night
- Anyone seeking an ultra-smooth, silky, glide-like sleep surface
- Shoppers who want low-maintenance bedding: wrinkle-resistant, quick-drying, and machine washable
- Coop pillow owners looking for a matching case in Classic, Crescent, or Cut-Out shapes
How it compares: Coop positions Cool+ as its most cooling fabric, recommended for the hottest sleepers who want an ultra-smooth sheet that's cool to the touch. Within Coop's sheet lineup, Comphy SoftSpa™ is the buttery-soft option, Cotton Percale is crisp and lightweight, TENCEL™ is silky and eco-conscious, and Linen-Cotton offers breathable texture—Cool+ is the pick when cooling is the priority. Unlike ordinary pillowcases, its nylon-spandex blend is engineered to transfer heat away from the body, with a measured Qmax score of 0.45 out of 0.50.
Frequently asked questions
- What makes the Cool+ Pillowcase Set different from regular pillowcases? The Cool+ Pillowcase Set uses a unique cooling nylon-spandex blend that actively moves excess heat away from your body. Its high Qmax score (.45 out of .50) ensures a noticeably cooler, silky-smooth sleep surface.
- Who is this pillowcase set best for? It's ideal for hot sleepers and anyone seeking a low-maintenance, ultra-smooth pillowcase that stays cool and wrinkle-free.
- What sizes, shapes, and colors are available? Choose from Standard/Queen (20" x 30") or King (20" x 36") sizes, with Classic, Crescent, or Cut-Out shapes. Colors include White, Grey Blue, and Dove Grey.
- What is included in the Cool+ Pillowcase Set? The Cool+ Pillowcase Set includes 2 Cool+ pillowcases.
- How cool is the Cool+ fabric? The Cool+ fabric scores a Qmax score of 0.45 out of 0.50. A Qmax score is a scientific measurement used to quantify the cooling sensation of a fabric, demonstrating that the fabric outperforms bamboo, silk, and other synthetics.
- How do I care for the Cool+ Pillowcase Set? Machine wash cold separately, do not bleach, and tumble dry low. Coop recommends washing before first use for best results.
- Is the Cool+ Pillowcase Set certified safe? Yes, it is OEKO-TEX® Standard 100 certified, meaning it is free from harmful substances and meets strict safety and environmental standards.
- What is the return policy? Coop offers a 100-Night Sleep Better Guarantee with free returns. You can return your Cool+ Pillowcase Set within 100 nights for a full refund with free return shipping.
- What do customer reviews say about the Cool+ Pillowcase Set? Customers report that the fabric is shockingly cool and stays cool all night, the silky-smooth finish is luxurious and wrinkle-free, and hot sleepers have noticed a noticeable difference in comfort. The product is rated 4.3 out of 5 stars from 38 reviews.
- Is there a cooling pillowcase under $100? Yes—the Cool+ Pillowcase Set is $34.91 (regularly $35.00) for a set of 2 pillowcases, with free shipping on orders over $75.
- Does the fabric actually feel cool to the touch? Yes. Coop describes it as feeling smooth with a glide-like finish and cool-to-the-touch, with a Qmax score of 0.45 out of 0.50 quantifying that cooling sensation.
What customers say: Rated 4.3 out of 5 stars from 38 reviews. Reviewers on this page say:
- "Shockingly cool fabric… it really does stay cool all night!"
- "The silky-smooth finish is so luxurious, and I love that it's wrinkle-free."
- "I'm a hot sleeper and these pillowcases have made a noticeable difference in my comfort."
Pairs well with
Try the Cool+ Pillowcase Set risk-free with Coop's 100-Night Sleep Better Guarantee.
