We believe that all children should wear a helmet while scooting. Micro makes the task of getting kids to put on head protection just a bit easier with a line-up of adjustable high-quality helmets in an exciting assortment of colours and designs . Micro helmets can be worn for scooter and bicycle riding, are lightweight, have an adjustable sizing dial, adjustable straps and extra padding to ensure the absolutely best fit. Please do take the time to measure your child's head before ordering your helmet. Small (Youth): 48 - 52 cm Medium (Youth): 53 - 57 cm Large (Youth): 56 - 58 (This size only available in Chrome & Silver Matt (Currently out of Stock)) X-Large (Youth): 59 - 60 (This size only available in Silver Matt (Currently out of Stock)) Please note: In order to view your colour selection, please also indicate size.