Conveyor Belt 38. The classic, our 38mm - 1.5 inches - heavy-duty webbing belt has contrasting stitch detail and a metal buckle featuring the Arc'teryx logo. Strong, secure, and versatile, it's perfect for holding your pants up. Belt length: S = 41.7in/1060mm, M = 45.7in/1160mm, L = 51.2in/1300mm.