Product Information for Memory Foam Seat Cushion & Back Pillow Surface Material: Breathable FabricInternal Material: Premium Memory Foam for ComfortUnderside Material: Non-slip Bottom for StabilityColor: Grey Dimensions: Seat Cushion: 20" L x 19" W x 1.2" HBack Pillow: 22" L x 18.5" W x 1.2" H Package Includes: 1 Memory Foam Seat Cushion (Grey)1 Memory Foam Back Pillow (Grey).