The Luxurious Comfort Of Gel Combined With Contoured Support For Any Seat Anywhere * The Obusforme Gel Seat Is Ergonomically Designed With A Contoured Shape To Help Support You In Proper Upright Posture While The Gel Insert Provides You With Luxurious Comfort.* Black * This Seat Cushions Unique Gel Grid Design Provides Different Zones Of Comfort And Support For A Luxurious Sitting Experience * Dense Gel At Front And Back Of The Cushion Provides Firm Support To Help You Sit Upright. Memory Foam Base Molds To The Body?s Shape * Mesh Center Allows For Increased Air Circulation To Keep You Cooler * Flexible Design Allows For Use At Home In The Office Or Car And Is Easily Folded Into Luggage * Lightweight And Portable * Hypoallergenic Cover Can Be Removed And Spot Washed * Use Together With Any Obusforme Backrest Support * Item Measures 18 L X 17 W X 2 H * Endorsed By The Canadian Chiropractic Association *