DescriptionThe product is a portable and practical back waist support belt, which has a strong compression support to limit waist pain and also encourages extra toning during movement and exercise. Besides, it is really a wonderful gift for your families and friends.Features- Color: Black.- Material: SBR, Nylon, Spring.- Size M: About 90x26x0.3cm. Suit for waistline under 90cm.- Size L: About 106x26x0.3cm. Suit for waistline under 109cm.- Size XL: About 113x26x0.3cm. Suit for waistline 105-116cm.- Fine workmanship, breathable, and comfortable, tough and pressure.- You can wear it on your clothes or hide it under your clothes.- Has a strong compression support to reduces muscle fatigue and swelling.- Suitable for all kinds of sports, like yoga, deep squat, weightlifting, etc.- It can also help relieve lower back pain.