Diamondback Trace Adult Bike Helmet - Blue - Size Large (58-61)cm - 88-32-209 This is a stock photo of this model, please reference description for details of appearance and functionality FUNCTIONALITY This item is new in packaging and fully functional. ITEM APPEARANCE THIS ITEM IS IN NEW CONDITION AND REMAINS IN ITS ORIGINAL RETAIL PACKAGING PACKAGE CONTENTS WHAT'S INCLUDED ALL STANDARD RETAIL ACCESSORIES WHAT'S NOT INCLUDED n/a RETAIL BOX INCLUDED Yes ADDITIONAL NOTES Fits heads from 58-61cm circumference (around) In-Mold construction is light comfortable 18 air vents let in enough air to keep your head cool Integrated auto adjusting system with a height adjustable occipital basket automatically TIGHTENS around your head for an optimal fit Weighs 375g