The Bodybuilding Belt Profit, wide, 1702 (M) is made of genuine leather. It is perfect for weights and other strength exercises. The belt protects the spine and back from injuries and damage. Waist width: 15 cm. Waist circumferences: Size S: 67–87 cm, Size M: 70–90 cm, Size L: 80–100 cm, Size XL: 86–106 cm, Size XXL: 90–110 cm.