Skateboard Bike Helmet Lightweight Adjustable, Multi-Sport for Bicycle Cycling Skate Scooter

1.Two reinforced layers: strong ABS shell resists impact and high quality EPS foam provides shock-absorbing.
2.Suitable for various outdoor sports such as biking, skateboarding, skating, scooter, rollerblade, longboard, hoverboard and so on.
3.11 vents provide sufficient air flow, reduce sweating, keep user cool and comfortable.
4.Fully adjustable for a custom fit, provided by the crank adjustment dial, 2 sets of pads with different thickness, and length-adjustable chin straps.