Topo Athletic Ultrafly 3 Running Shoes

100% original product from the European Union Fast delivery (Post office) While maintaining a 28/23mm stack height and 5mm drop, the Ultrafly 3 now features our proprietary TPU-based Zipfoam™ midsole, giving it more stability and less compression than traditional EVA.. Denser foam along the medial heel, combined with an external TPU heel counter embedded into the upper, provides lightweight control throughout the gait cycle.. Engineered mesh upper with no overlays and molded foam collar for soft, seamless comfort. The antimicrobial Ortholite® footbed resists odor and provides optimal comfort during long runs.