Sunrimoon CS-07 Zeta Bike Helmet - Splendor Size:L (57-61cm) Its Plug & Play configuration

Its Plug & Play configuration and fully assembled structure offer a simple and immediate indoor cycling experience from the get-go

28mm outer and 24mm inner width

Chain: KMC X12L-1

VENTILATION 19 VENTS AND DEEP INTERNAL CHANNELING

120 TPI tubeless ready casing

Sunrimoon CS-07 Zeta Bike Helmet - Splendor Size:L (57-61cm) Its Plug & Play configurationCS 07 ZETA The seven air inlets at the front end and the seven exhaust vents at the rear work in tandem to effectively equalize the air flow ratio. the helmet is reserved for the tail safety warning light interface (optional), which can significantly improve the safety of night riding. Ride in the bold color of ZETA and let every mile reflect resilience and power. 3D GRID Elastic Matrix System This system uses a 3D GRID, a "dense soft supporting body"