CHALLENGER ATR 7 Size:42 transformed from the outsole to

transformed from the outsole to the end of the laces

With COROS' new Track Run mode

The result: GEL 100 CAF 100 – a true gel with minimal bitterness

Foulées ultra-amorties et protection contre les impactsSpeedboard® incurvée qui absorbe et transfère l’énergie

Ce daily trainer max cushion repose sur la mousse EVA supercritique ProGlide+ et un MetaRocker agressif pour une foulée à la fois protectrice et dynamique

CHALLENGER ATR 7 Size:42 transformed from the outsole toDesigned for both the road and the trail, the new Challenger 7 has been completely redesigned. Combining a streamlined mesh upper with new soft foam, we increased the stack height for a more comfortable feel and added proprietary rubber to the lower unit, along with a reinvented outsole for a better all terrain ride . Inspired by gravel tires, we placed smaller, closely spaced lugs in the center, and larger, sharper lugs on the perimeter, to improve