Durable material helps to combat wear and tear. Ventilated mesh paneling. Secured with a wide hook-and-loop closure for a secure, personalized wear. Ergonomic shape offers a close fit. Lower back rigid inserts. 35% ethylene vinyl acetate, 30% polyester, 20% nylon, 10% polypropylene, 5% iron. Spot clean. The Nike Structured Training Belt 3.0 is imported. Great for strength training, the Nike Structured Training Belt 3.0 is built from mesh-paneled durable material with rigid inserts at the lower back. Finished with a wide hook-and-loop closure, its ergonomic shape provides a secure, just-right fit that supports the back during weight-lifting.