The Giro Womens Ember MIPS Helmet is engineered to be a womens specific variation of the Synthe MIPS Helmet. The Polycarbonate Shell with EPS liner is paired with a Thermoformed SL Roll Cage Reinforcement for exceptional safety. This helmet has 26 Wind Tunnel Vents with Internal Channeling to keep you cool. Equipped with MIPS, or Multi-directional Impact Protection System, which redirects certain rotational forces during certain impacts that could happen while riding. The Roc Loc 5 Fit System allows you to dial in the perfect fit with just one hand. The Air-FX padding is comfortable even after 150 miles of riding. Sizing: Small: 20-21.75 or 51-55cm Medium: 21.75-23.25 or 55-59cm Large: 23.25-24.75 or 59-63cm. Available in Matte Titanium Glacier, Matte Bright Pink, Matte White Floral, and Matte Black/Bright Pink. Ultra Lightweight Womens Specific Road Helmet Polycarbonate Shell with EPS Liner Thermoformed SL Roll Cage Reinforcement 26 Wind Tunnel Vents with Internal Channeling UPC 768686744310 Size Small Color Black/Bright Pink Brand Name Giro Model Name Giro Women’s Ember MIPS Helmet Small Black/Bright Pink Unit Count 1.0 Count Item Weight 0.01 Ounces Manufacturer Giro Model Number Giro Inner Material Expanded Polystyrene Outer Material Polycarbonate (PC) Item Dimensions 14 x 11 x 6 inches Additional Features Lightweight Warranty Description Any Giro helmet determined by Giro to be defective in materials or workmanship within one (1) year from the date of original purchase will be repaired or replaced, at Giro’s option, free of charge when received at the factory freight prepaid, together with proof of purchase. Age Range Description Adult Manufacturer Part Number 7079407 Recommended Uses For Product Cycling