The ergonomic injected foam and fully ventilated palm make learning new punching bag or sparring skills more comfortable. Design benefits : Joint support Extended foam around the wrist with a 360° rip-tab for ideal support. Airing Micro-ventilated mesh fabric + micro-perforated polyurethane. Abrasion resistance Exterior polyurethane coating for optimal durability. Impact protection Mono-density foam provides good cushioning while striking. Small: 8oz Medium: 10oz Large: 12oz Extra Large: 14oz Experience superior comfort and protection with these ergonomic boxing gloves. Crafted with mono-density foam for excellent cushioning during strikes, they feature micro-ventilated mesh fabric and micro-perforated polyurethane for breathability. The durable exterior polyurethane coating ensures long-lasting performance, making these gloves a reliable choice for your training sessions.