Reach your greatest potential round after round with the Title Boxing Peak Bag Gloves. The soft sponge rubber foam construction is easy on the hands and the outer layer is made of long-lasting synthetic leather. For added wrist support, the gloves include a wraparound closure. The palm includes ventilation holes to keep the hands cooler and dry faster between uses. Sizes equate to: S=12 oz, M=14 oz, L=16 oz, and XL=18 oz