Durable: Built for both comfort and impact resistance with reinforced ABS shell & thickened shock-absorbing EPS core
Double Adjustment: Well-attached & long-lasting adjustment dial and skin-friendly adjustable chin strap maximize the best fit and comfortable wearing
A Helmet for Multi-Sport: Smooth Ventilation System helps to protect and enjoy skating, cycling, BMX, MTB and etc
How to Measure A Proper Helmet: To find the right size bike helmet, start by measuring your head circumference, wrap a flexible tape measure around the largest portion of your head about one inch above your eyebrows. Or, wrap a string around your head, then measure the length of string with a yardstick. Size Large is recommended if your size is between 21.3-22.8 inch (54 cm-58 cm). The recommended Age Grading: 5 Years and Older
Removable Liner Variety: Helmet for skateboarding has two removable liners for varying head sizes; washable to eliminate sweat.