ULTIMATE IRON  GLOVES is made of premium Goatskin leather palm is extremely durable, resists abrasion and oil. Breathable spandex back for comfort, fit  and dexterity. Neoprene knuckle guard protect knuckle and contour fit. Thumb saddle with high grip material provide strong grip. Leather patches on palm. PVC closure with Neoprene cuff provides comfort and secure fit.