The Zelus HT Series Adjustable Weight Vest is built for male trainees seeking the ultimate. It offers professional weight levels of 23, 36, and 45 lbs, containing 10/16/20 corrosion-proof solid iron blocks to prevent leaks. The Y-shaped structure, 1.2-inch thick foam padding, wide straps, and waistband work together for comfortable, even weight distribution. Constructed with tough 900D fabric and breathable foam, it resists tears and abrasion. Details like a safety buckle, D-rings, and reflective strips are included. It helps you effectively burn fat and break limits, whether during explosive training or endurance cardio.