Wrist Strap [+]Enlarge Product Description Active Ingredients Superior "Thermal" Fabron™ Activating Material Movement Comfort • Fully Adjustable • Multi Fit Provides Sweat Absorption and Ventilation Suitable for Muscles, Ligaments, Tendons and Joints Anatomical Support • Provides Maximum Leisure, Sport, Work Comfort Body Part Small - cm (inches) Medium/Large - cm (inches) Wrist Strap 17 - 21 (6¾"-8¼") 22 - 28(8½-11")"