PREMIUM VENTILATION: Our classic cyclist helmet has 22 vents with inside air-channels to keep you cool and comfortable for a long day ride. The removable padding with Insect-proof intranet can be washed and provides optimal cushion.

ADJUSTABLE SIZE: This adult cycling helmet goes with a adjutable size, equipped with the easy-use dial system,side straps for 360°fit,adjust to 56-61 cm(22-24 inch),suitable for both men and women.Please measure before purchasing.

PROTECTIVE&LIGHT:In-mold pc shell covers the EPS liner, allows mountain bike helmet to absorb impacts,provide protection from sharp objects The helmet is only 280g! It won’t put pressure on your head and neck,fully enjoy ride.

TAILLIGHT:Bike helmet comes with battery back light . 3 lighting modes (steady, slow flashing and fast flashing) help people behind you recognized your direction clearly, and provide max visibility and safety while night riding on the city streets.

DETACHABLE VISOR: Detachable visor can be used as mountain bike helmets or road bike cycling helmet. To protect your eyes and face from the sun or dust attack.The streamlined exterior design reduces wind resistance and maintains a fast ride.