Grain Leather Construction: Made with a grain leather outer shell designed for regular boxing training, heavy bag workouts, and mitt drills. Multi-Layer Foam Padding: Features a multi-layer foam core designed to absorb impact across the knuckle area during striking exercises. Wrap-Around Wrist Closure: Equipped with a full wrap-around hook-and-loop strap for an adjustable and secure wrist fit. Attached Thumb Design: Features an integrated attached thumb to help maintain thumb positioning during punching movements. Multiple Weight Options: Available in 12 oz, 14 oz, and 16 oz weights, suitable for different boxing training preferences.