It's designed to go into frames with an internal diameter of 49mm

Material: Forged and machined aluminium finished in black powder coat

14% Elastane(Spandex)

allowing you to make aggressive body motions around the bike without fear of getting caught up in the jersey

Conductive index and thumb touchscreen compatibility

100 Percent Hypercraft Sunglasses - One Size Fits Most - Gloss Black Hiper Silver Mirror Lens PDP|PLP|Suits Freehub Type It's designed to go intoThe Hypercraft sunglasses are a frameless performance eyeshield that is lighter and stronger than anything else on the market. At an astounding 23 grams, these are a seriously light pair of sunnies but they ain't no slouch in the coverage department and the 5. 5 base cylindrical shield lens offers huge peripheral view and protection for your eyes. The scratch resistant lenses offer excellent ventilation and full spectrum UV protection and feature