Hard plastic bowl with comfortable foam lining Adjusts with the simple turn of a knob Available in a variety of colours and designs Extra Small – 44-51cm – 240 grams Small – 47-53cm – 340 grams Medium – 53-58cm – 420 grams Top Tip – measure the head circumference of your child just above their eyes for accurate size The makers of Trybike bring you the CoConuts helmet! The helmet is robust, handy and comes with an adjustable inner ring which, by means of an adjustable headband, can always be adjusted to the right fit. The hard outer shell gives the helmet, in contrast to foam helmets, a longer life and better protection for children. The design, ease of use and comfort means your child will not want to take it off! Available in various colours and designs – get the matching helmet to go with your Trybike.