FerDIM Skateboard Helmet Kids/Adult Bike Helmet with Removable Liner Skiing Adjustable Straps CPSC Certified

Dual Certified Skateboarding and Bike Helmet: Complies with U.S. CPSC ( 16CFR Part 1203) Bike helmet and CE safety standards tested and approved. Vent Design & Removable Lining: Skateboard Helmet with 11 vents to keep you cool; the skate helmet with Removable Liner Skiing you can easily remove the inner lining . And the scooter helmet have adjustable chin strap with side release buckle. Manufactured by FerDIM. Multi-Sports Helmet Ideals for: biking skateboarding long boarding inline skating (roller blading) roller skating cycling Hip-Hop BMX skiing and more outdoor sports. Kids/ Adult Helmet Size S: 20.1-21.3 inches ( 51-54CM ) M: 21.3-22.4 inches ( 54-57CM ) L: 22.4-23.6 inches ( 57-60CM ); please according to head circumference choose your helmet size. Impact Resistance : Skateboard helmet is made of strong ABS plastic shell and shock absorbing EPS foam liner protect your head effectively.