EvoShield Pro SRZ 2.0 Wrist Guard NEW BREATHABLE MESH MATERIAL With compression neoprene for enhanced comfort and breathability. GEL-TO-SHELL® TECHNOLOGY Begins soft and flexible, transforms to hard and protective in minutes. DISPERSION TECHNOLOGY Spreads the force across the surface of the shield, minimizing felt impact. SLEEVE AND SHIELD ARE HAND WASHABLE Air dry. SIZING Measure your wrist circumference to determine the best fit. S [5-6], M [6-7], L [7-8], XL [8-9]