Protection: Lightweight Aerocore In-Mold Construction, Complete Ventilated Protection Featuring Koroyd, Integrated Skeletal Structure, Mips System Available In All Colors Fit: Vaporfit Adjustable Fit System, 18 Optimized Vents, Xt2 Performance Lining, Ultra-Light Single Layer Webbing Integration: Airevac Ventilation, Ultimate Eyewear Integration, Light Mount Compatible Weight: 10 Oz/280 Grams Great Bike Helmet UPC 716736209661 Size Small Color Matte Neon Yellow VIZ Athlete Cycling Brand Name SMITH Model Name Trace Mips Unit Count 1.0 Count Item Weight 1.8 Pounds Manufacturer Smith Product Style Trace Mips Adult Cycling Helmet Inner Material Polyester Item Type Name bike-helmets Outer Material Polycarbonate (PC) Item Dimensions 13 x 11 x 8 inches Additional Features Adjustable,Lightweight Included Components item Age Range Description Adult Recommended Uses For Product Cycling