ALPINA Ski Snowboard Helmet Dial Size Adjustment Breathable ZUPO cm Children's / 51-55

Welcome to Select Items Norisuke. We are Japanese seller. We ship authentic items from Japan. Please enjoy shopping with peace of mind! You will find popular and useful products in Japan! The inner shell is made of a highly inflated styrene resin material that absorbs and dampens impact with this granular material. You can adjust the head circumference to suit your head size using the dial on the back of the head. The chin strap can be easily attached and detached with a single push. You can easily adjust the position of the chin strap to suit your preferred position. The vents in the shell effectively prevent heat buildup and provide comfortable air conditioning for the helmet and goggles.