TheCroco Balance Bike Helmet Adjustable for Kids 3 to 6, CPSC & ASTM Certified (Green)
Product Features Easy-on fit system that grows with your child. Size Small, fits head measurement of approx. 48-52 in. Designed for optimal bike seat posture and features added protection at the back of the head. Lightweight PVC shell over shock-absorbing EPS foam liner. Eleven vents to keep the head cool with fully adjustable soft straps.