Features: - An essential for all scooter, bike and skate riders - Ajustable spin dial for the perfect fit - Extra padding for comfort and safety - Air vents to keep heads cool We believe every child should wear a properly fitted helmet when scooting or cycling which is why we have created a range of eye catching designs in two different sizes for safety and style. With added air vents to keep the head cool, adjustable safety straps, solid clip fastening and extra padding our Micro helmets will allow your child to scoot or cycle safely. As a rule of thumb: your child's helmet should fit their head like a pair of shoes fit their feet. Nice and snug without being too tight or too loose. Size: - Small: 48-52cm - Medium: 53-58cm