Leadtry Bike Helmet Ultralight Integrally Molded EPS Bicycle Helmet Safety Helmet Specialized for Road/Mountain Terrain Bicycle with Comfortable Removable Washable Antibacterial Pads * Impact Resistance: Made of high density and Durable PVC & PC, EPS foam, absorbing the impact and effectively reducing the shock pressure to protect the head during crash. * Standard Size: Suit for head size from 56cm to 61cm, This adult cycling helmet goes with a standard size, equipped with the easy-use dial system and side straps make this nutcase helmet adjustable to different head size and suitable for both men and women * Superior Design: Innovative Aerodynamic Design together with its 16 air vents to ensures an optimal air flow and minimal air resistance. * Easy Using: Built with Adjustable Chin Strap with Quick-Release Buckle, Rear Lock Adjustment, and Cool & Comfortable Pads. When you want to clean Pads, you only need to split them.