AMPLUX 2 - BURGUNDY/FLAMERecommended for: Medium distance trail running and daily training. The AMPLUX 2 GTX is an all rounder built for everything from daily outings to fun runs as well as competitive races. It features breathable, waterproof GORE TEX lining and supportive mesh uppers to hold the foot on tricky terrain, a one piece collar to reduce friction points, a cushioned midsole, and a carbon reinforced rebound plate to return energy with every step.