???? COOLING MATERIAL ??- This bed pillowcase is made of special Japanese Q-Max 0.4 Cooling Fibers, the larger Q-max value, the more heat that can be taken away. So the LUXEAR’s cooling pillowcase can better absorb body heat to transfer. And This Cooling Fibers?material is naturally?anti-static, meaning it will significantly reduce bedhead hair, and result in smoother, frizz-free hair every morning. LUXEAR Cooling pillow cases, bring you a sweet sleep and improve your sleeping quality.???? PERFECT FOR HAIR & SKIN ??- This special Cooling Fibers?material is tight-weave, keep this pillowcases naturally?anti-static, allow the skin and hair to slide over the pillowcase very gently and freely, helps reducing facial wrinkles, preventing dry/ knotted hair, significantly reduce bedhead hair, and result in smoother, frizz-free hair every morning.???? DOUBLE-SIDED DESIGN ??- This pillow case is double-sided design, perfect for all seasons. The cooling side of this bed pillow cover is silky and cool, perfect for hot summer. Esp to help people who suffer from night sweats on every nights. The other side is made of 100% cotton fabric, comfortable and soft, perfect for all family, help you relax and sleep better every night. By the way, these bed pillow covers are easy to separate and clean, hand & machine washable, will be dry, fresh quickly.???? HIDDEN ZIPPER DESIGN ??- The hidden zipper design not only makes this pillow cover look beautiful and safe to use but also can avoid accidentally hurting our face sometimes, and the unique design also can keep the pillow protector very easy to remove. Durable zipper can keep long time use.???? LIFETIME WARRANTY ??- 2 PACK (20x 26) standard size pillowcases. There is unconditional lifetime warranty for all customers. If there are any issues, simply reach out to us. We will reply to you within 24 hours to ensure your 100% satisfaction.