Tifosi Aethon Sports Glasses - Matte Smoke / Fototec Hubs New flip chip feature lets

New flip chip feature lets you change the head tube and seat tube angles

Aethon Matte Smoke is equipped with a Clarion Red Fototec lens

Compatible with compact cranksets only

Knog Blinder Mini Square Twinpack - Front and Rear

Tifosi Aethon Sports Glasses - Matte Smoke / Fototec Hubs New flip chip feature letsFrame: Crystal Smoke Black Lense: Fototec Auto Tinting Aethon Matte Smoke is equipped with a Clarion Red Fototec lens, a tint that goes from nearly clear to a red mirror with a smoke tint providing the perfect light day or night. Aethon provides full coverage protection with a cutting edge sport design that is perfect for those in need of performance eyewear. It is equipped with a removable brow bar for a customizable look and feel. Adjustable ear