SUNRIMOON 專業系列頭盔 ALIEN CS-57

The best ventilation, with 28 ventilation holes and an almost fully skeletonized top. FIRMAMENT® is used as the built-in skeleton to increase the overall strength, while minimizing the use of EPS and PC materials, thus reducing the weight of the helmet and maximizing its ventilation and cooling effect.

• Sizes: S(48-53)cm / M(54-57)cm / L(57-61)cm
• Weight:S(260g） / M(235g) / L(245g)±10g
• Iron Dome 3D Grid safety system 
• HDPE-Adjustable system
• Advanced version magnetic buckle
• lonic+®Ag⁺ antibacterial and deodorizing lining
• PA-Polyamide Fabric strap
• USA imported PC shell+EPS inner shell, Integrated molding Tech
• Suitable: Road, Gravel, Mountain, and Urban bikes