Specification: Item Name: Gel Seat Cushion Material: Premium Gel Color: Blue Package Include: 1* Seat Cushion; 1* Non-slip Cover Features: 1. Restains Its Shape - Gel seat cushion won't lose its support even after long term use 2. Fits Most Chairs - Support in your computer chair, office chair, deep seat, car seat, or recliner 3. With Non-slip Cover - Included a soft, machine-washable, non-slip cover 4. Help Relieve Pain - Effectively prevent and alleviate various pain symptoms, including tail bone problems, lumbar strain, sciatica, and degenerative disc disease. Relieve sedentary fatigue, avoid soreness and numbness caused by compression of the buttocks muscles, create a relaxed and comfortable sitting position, and let the body relax better. Kindly Remind: This cushion is designed to help relieve aches and pains. Everyone's weight and pain are different, we couldn't make sure that this cushion will satisfy everyone. But if it has size, damage, doesn't work or other problems. Please contact with us at any time without hesitate. We will provide you with the best solution immediately.