this pack contains the S/M & M/L straps

Strap S/M fits a wrist size of 140mm-190mm

Strap M/L fits a wrist size of 160mm-210mm

Made from a custom high-performance fluoroelastomer, the Sport Band is durable and strong, yet surprisingly soft. The smooth, dense material drapes elegantly across your wrist and feels comfortable next to your skin. An innovative pin-and-tuck closure ensures a clean fit.