Ships from Hong Kong. Unique comfort zone gel-filled cushion conforms to your wrists for maximum comfort and support. Revolutionary Wave Design permits natural hand and wrist movement. Material: leica cloth+ Internal Full Silicone Gel + Anti-skid Bottom. Size: 23*20*2.2 cm.Scientific Design,your hand will feel very comfortable with it. Material:silicone gel,Lycra fabric Size:23*20.5*2.2 cm The silicone gel has resilience,your hand will feel comfortable and soft. Can be washed and dried. It can reduce the wrist fatigue.