The lightweight SONIC 3 BALANCE training shoe is packed with all the essentials features you need to optimize your road running, and nothing else.
The lightweight SONIC 3 BALANCE training shoe is packed with all the essentials features you need to optimize your road running, and nothing else. Optivibe reduces vibrations to limit muscle fatigue, a geometric decoupling axis delivers effortless forward transition and road-specific Sensifit fits your foot like a glove.
