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In-mold construction: In-mold polycarbonate shell with high performance eps liner, optimized in densitySafer shell: Fully wrapping shell construction and thickness of shell up for 1mm enhances the safety
Aerodynamic design, aerodynamic streamlined tapering back end and reasonably ventilation helmet design make you faster combine cooler
Size regulating system, this bike helmet fit head circumference 54-58cm
Lightweight and adjustable, only 0.55lb for comfortable wearing and adjustable straps molded into liner is more secure