Sleep on the cool side of the pillow every night with Ecosa’s Cooling Pillow Overlay. Hot sleepers will love the embedded cooling technology and sweat-wicking, breathable bamboo filling – delivering a cool and soothing surface for enhanced sleep quality. Fitting any standard pillow, the cool-to-touch fabric helps you turn down the heat each night, resting on a surface that’s approximately 2-5 degrees cooler than standard pillows. Antibacterial, hypoallergenic and machine-washable – it’s the coolest upgrade for any pillow.