Dual Certified: Complies with U.S. CPSC Bike and ASTM Skate safety standard. The ultimate in comfort with dual certified protection. Includes 2 sets of Sweatsaver liners to customize fit.
XS/S 20 – 21.25 in (51 – 54 cm)
S/M 21 – 22.5 in (53 – 57 cm)
L/XL 22.5 – 23.5 in (57 – 60 cm)
XL/XXL 23.5 – 24.5 in (60 – 63 cm)