This pillow offers a cooler option for those who sleep hot. This "pillow inside of a pillow" combines temperature-regulating ClimaSMART technology with a gel-like fill. Use the outer cover and inner pillow together or separately to adjust to your comfort level as you drift off for a soothing night's sleep.Features:Removable outer filled zippered cover with temperature-regulating ClimaSmart technology100% brushed cotton inner pillow with LiquiLoft™ gel-like fiberfillEco-friendly; GRS certifiedTemperature regulating; antimicrobialIdeal for those who want a thin or thick pillowPillow protector recommended to keep pillow freshMachine wash and dry