These heavy bag gloves are designed to withstand the most vigorous workouts, with a shatterproof leather construction and high quality stitching that won’t surrender to impact. Making them ideal as MMA, speed bag and heavy boxing gloves. Featuring a high-tech foam for cushioning and optimum shock resistance, perforations for ventilation and air flow, temperature control for enhanced performance and comfort, plus an adjustable strap to give your wrist unbeatable support for every bag session.