Introducing the next generation in sleep science! The Cool Mesh Memory Foam Pillow combines the cooling properties of mesh technology with the comfort of plush memory foam. The top layer of mesh is made of thousands of resilient fibers, each behaving as an independent spring. Combined, they offer exceptional conforming support, cooling breathability and the ultimate in comfort. It"s as if you"re sleeping on a cloud! A luxurious memory foam core offers support that molds to fit your unique shape. The pillow"s shape aligns your head and neck to ensure proper sleeping posture. Each pillow comes with two covers, an inside cover made of mesh and a breathable outside cover. Both can be easily removed for washing. Please Note: Due to the possibility of health risks, this item cannot be returned. Assembly level/degree of difficulty: No Assembly Required.