Create a rigid core, more stabilized spine, and reduce stress on your back when lifting with the RX1 Weight lifting belt.The RX1 comes in 4 inch width with a 3 inch hook & loop strap for a better fit. Made of the sturdiest nylon throughout, this weightlifting belt is lightweight and easy to clean.Available in S, M, L and XL sizes to offer stability for any weightlifting capacity. The Nylon lining makes the belt less rigid so it wont dig in during training while still providing firm support to the lumbar and abdominal area.The heavy duty iron buckle is made of industrial grade metal fortified further with Anti-Open Closure mechanism and Hook n Loop Closure system, providing the ease of adjusting the belt quickly when transitioning from light/body movement exercises to heavy lifting exercises.The Plastic Roller/ Tension lock ensures the belt stays firmly in place throughout any training session and fits perfectly every time.