Ouwoer Kids Bike Helmet Adjustable and MultiSport from Toddler to Youth 3 Sizes Gray

3 sizes available Small 189213 4854 cm suitable for kids 28 years old Medium 213224 5457 cm suitable for youth 814 years old Large 22424 5761 cm suitable for people aged above 14 ABS shell resists impact and high quality EPS foam provides shockabsorbing Complies with US Consumer Product Safety Commission Safety Standard for Bicycle Helmets for Persons Age 5 and Older 11 top and side vents keep user cool and comfortable Suitable for various outdoor sports such as cycling skateboarding and so on Fully adjustable provided by the crank adjustment dial 2 sets of pads with different thickness and lengthadjustable chin straps