The fabric is made of high-grade PU material, plus the polyester inner lining, and the inner tank is made of polyurethane foam. Create strong and durable boxing training gloves for you. The material is durable and easy to clean. Ideal for all boxing, kickboxing, Muay Thai, MMA, sparring training and fitness workouts.There are tiny holes in the palm and fingers, which is more convenient for ventilation during training, and the training state is better. The thickened thumb design at the fist peak provides more comprehensive protection and reduces the risk of injury.Polyurethane foam padding allows for unparalleled shock absorption and impact resistance, providing the best protection for both you and your sparring fighter.There are two sizes in total, 12oz is the palm width of 8-9cm size, suitable for women or thin men. 14oz is the size of the palm with a width of 9-11cm, suitable for men.