D3 OTG Photochromic Frame + Lens:Switch + Lumalens Photochromic Amber Secure with the included 1

Secure with the included 1

Weight:  9 oz |  255 g

This easy to use

14 inches to 22 inches and mount to either the front axle or fork eyelets for bikes with quick release front hubs

Looking to have a new front vest hydration piece with an extended straw so you can be more hands free or just hydrate more like a pro

D3 OTG Photochromic Frame + Lens:Switch + Lumalens Photochromic Amber Secure with the included 1The D3 OTG is a full size frame featuring a premium, injection molded spherical lens. In addition to its simple, sophisticated design, the D3 OTG features a re engineered inner frame allowing it to be Over The Glass compatible, more fit friendly strap attachment, and adjustable hinges for seamless helmet interface. Premium features like expanded Lumalens technology and Super Anti Fog Coating seal the deal. Injection Molded Spherical Lens Lumalens