Oakley - Jawbreaker Polished black Photochromic lens Hydration packs Adjustable entry and release tension

Adjustable entry and release tension settings

When combined with a lower anatomic fit strap it can articulate to adapt to the shape of the foot

0 and ANT+ duel band technology allows you to connect and display data on both smartphone and GPS bike computers

Caffeine is used for short-term physical performance

Oakley - Jawbreaker Polished black Photochromic lens Hydration packs Adjustable entry and release tensionJawbreaker is the ultimate sport design answering the demands of world class athletes with a 40 year heritage of uncompromising excellence. Oakley innovation has reached the pinnacle of performance by offering everything from surge ports for cooling airflow to Unobtainium components for a comfortably secure fit, and with the hassle free lens changig of Switchlock technology for vision optimization in any setting.