Description: Provides excellent firm support while relieving pressure on your foot hand and ankle. Unique design promotes air circulation to help prevent pressure sores and ulcers. Lightweight sponge foam and doughnut design comfortable and easy to wear. You can use it when you are relaxing in bed or sitting down in your favorite chair. Materail: Sponge Foam Cushion + Cotton Cover Specification: Material: Sponge Size Chart: Inner Diameter: approx. 7cm/ 2.8 inch Outter Diameter: approx. 17cm/ 6.6 inch Height: 10cm/3.94inch Package Includes: 1 Piece Foot Hand Elevator Support Pillow Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!