Boxing Gloves, velcro wrist strap for full security, ideal for auick wear and take off. All Boxing Gloves are made of 100% cowskin leather. The 8 and 10 oz. professional fight gloves for earlier Muay Thai or International bouts. The 12, 14 and 16 Oz. are ideal for training. The extra weight is great for a better work-out. Extra handpadding for the use of heavy bags or training with sparring partner.