Go Up helmet, by GLOBBER Children's safety comes first, which is why this Go Up helmet is essential to protect little ones' heads when they start going for bike rides, skating & skateboarding. Suitable from age 10 months. The 7 mm-thick foam ensures the helmet adapts perfectly to children's heads (sizes 45 to 51 cm) providing maximum comfort & safety! The added bonus? It comes with a small LED box on the back so that children will always be visible. Plus points of this item 45-51 cm helmet In-mould construction means the polycarbonate shell & the foam liner are bonded at the same time, providing major protection for little ones. Red safety light on the back (3 different lights). Operates with one CR2032 battery, included & replaceable. MORE INFORMATION Suitable from age 10 months. Go Up helmet, by GLOBBER