Its lambswool blend is soft to the touch and insulates well against the cold

D2 Air/Air X10/Charlie/Delta/Delta PX/Delta S/Mach 1/Mach 1 Pro

designed for comfort

Optimal fit thanks to the anatomically molded sole and toe

polyester mid-weight layer that can be worn under a jacket for the coldest days or as a standalone top

Topo Athletic | Ultraventure 4 | Women's | Purple/Dark Teal Color:Purple/Dark Teal Its lambswool blend is softMORE COLORS Experience ultimate comfort and performance with the Topo Ultraventure 4, the latest evolution of our best selling trail running shoe. Designed for long lasting comfort, the Ultraventure 4 combines a plush platform with Topo's signature roomy toe box to give your feet the space they need on every run. The lightweight ZipFoam midsole delivers responsive cushioning, while the Vibram XS Trek EVO outsole provides superior traction on light to