The ultimate cooldown designed with Lulltra Cool technology, the Cool Side Pillowcase is cool to the touch and, best of all, keeps its cool. This means you don't have to toss and turn all night flipping over your pillow anymore, phew!Chill out all nightOffering maximum breathability, the cooling jacquard fabric will transform the feeling of any pillow. Meanwhile, the reverse side of the pillowcase has a cozy, matte texture to prevent the pillow from slippin' and slidin'.Banish sweaty bedheadLet's bring down that temperature. We recommend sleeping directly on the pillowcase for the optimal cooling effect. You'll enjoy nothing but peaceful nights ahead.