OutdoorMaster Skateboard Cycling Helmet – Two Removable Liners Ventilation Multi-Sport Scooter Roller Skate Inline Skating Rollerblading for Kids, Youth & Adults

DURABLE – Built for both comfort and have an effect on resistance with REINFORCED ABS SHELL & THICKENED SHOCK-ABSORBING EPS CORE.
EXTRA REMOVABLE LINING – Skateboard helmet with two removable liner for different head sizes and easy to clean the sweat away.
A HELMET for MULTI-SPORT – Smooth Ventilation System helps to give protection to and enjoy SKATING, CYCLING, BMX, MTB and and so forth.
DOUBLE ADJUSTMENT – Well-attached & long-lasting adjustment dial and skin-friendly adjustable chin strap maxmize the most efficient fit and comfortable wearing.
HOW TO MEASURE A PROPER HELMET? – To search out the proper size bike helmet, start by measuring your head circumference, wrap a flexible tape measure across the largest part of your head¡ªabout one inch above your eyebrows. Or, wrap a string around your head, then measure the length of string with a yardstick. Size Large is advisable if your size is between 21.3-22.8inch (54cm-58cm).The advisable Age Grading: 5 Years and Older