Harbinger Nylon Lifting Support Belt, Weightlifting Accessory, and Durability,

4 Inch weightlifting belt with extra wide 3 inch support strap provides maximum lower back and abdominal support for heavier lifts
Parallel lines of 346 count nylon stitching run the entire belt length to stabilize the belt body for uniform support
Heavy gauge steel roller buckle makes tensioning simple and easy.
Thick, flexible heavy duty nylon web provides maximum comfort and durability while maintaining muscle warmth.
Available in four waist sizes: S (24-29 inches), M (29-33 inches), L (33-37 inches), XL (37-42 inches); measure around waist to determine size