Cool+ PillowcaseA replacement cool touch pillowcase for the EdenCool+ Collection. A silky soft, smooth fabric that cools your skin and keeps you dry. The Eden Cool+ Pillowcase includes a 2" gusset for even fill distribution and support. In lab tests that measure the "feel temperature" of fabrics (known as Qmax Score), Cool+ Pillowcase score . 48 out of . 50 far cooler to the touch than bamboo, silk, or other name brand synthetic fabrics. Materials: 70% Polyethylene,