product information:
Material: PC+ EPS
Weight: 0.277kg (L size)
Number of holes: 23
Process: PC integrated molding technology
Specification: S, M, L
Color: matte black, fluorescent green, purple, white
Uses: cycling, rock climbing, mountaineering and other outdoor sports
Features: with helmet warning light
Aerodynamic design
Professional air duct design
Ventilation design