The Nutcase Drippy Street helmet complies with US CPSC Safety Standards for bicycle helmets. Nutcase Street helmet sizes available: S-M 52cm - 60cm. L-XL 61cm - 64cm. Each helmet comes to you with 4 sets of Extra Sized Soft Foam Pads to customize your fit. All Colorama helmets are a Glossy Finish. All Supersolids helmets are a Matte Finish. FEATURES: ABS injection shell EPS Shock absorbing liner Classic 11 vents design for the perfect ventilation Full surround interior Quick release buckles CPSC & CE EN 1078 Multi Sport Standard Safety