The SensorPEDIC 3-Inch Gel Swirl Memory Foam Mattress Topper features swirls of cooling blue gel that transfer heat away from your body, keeping you cool throughout the night. Three inches of supportive gel memory foam absorb pressure and strain while cradling your body's contours and distributing your body weight for restful sleep. Memory foam offers pressure-relieving support Swirls of cool blue gel transfer heat away from the body Hypoallergenic foam helps you feel fresh throughout the night Made from 100% CertiPUR-US Certified Foams Absorbs pressure and strain by cradling the body's contours and distributing body weight Features: Hypoallergenic, Memory Foam Bed Size: Twin Measurements: 74 Length/Inches, 38 Width/Inches Filling Content: 100% Viscoelastic Poly-Foam Care: Spot Clean Thickness: 3 - 3 1/2 Inch Mattress Pads & Toppers Type: Mattress Toppers Country of Origin: Imported