Giro Ratio Mips Helmet WH Sizing holes added to improve

Sizing holes added to improve user experience

The DMM Wallnut Set includes 11 sizes of wired stoppers that have been carefully designed and shaped to give you the best possible chance of getting a good

Polyester content made from recycled polyester

Repair Kit Included- Yes

- Stainless steel hardware

Giro Ratio Mips Helmet WH Sizing holes added to improveThe Ratio is a no nonsense helmet that boasts the features found on premium helmets at a more accessible price. Beneath the sleek silhouette, you'll find the adjustability of an In Form fit system, Thermostat Control adjustable venting and compatibility with aftermarket audio systems by Outdoor Tech. The Ratio is also available with Mips which can offer more protection in certain impacts by redirecting impact energy. Features : CONSTRUCTION MIPS Multi