The Nike Strength Training Belt 3.0 in Black/White is a unisex design powerlifting belt made from durable materials such as polyester, nylon, polypropylene, iron, and ethylene vinyl acetate. This XL size belt features a hook and loop fastener for easy adjustment and is ideal for gym training and weightlifting activities. With the iconic Nike brand name and structured design, this lifting belt offers quality and support for strength training enthusiasts.