As with all Topo shoes

while high and narrow ridges squeeze the muscle to increase circulation to hard-to-reach muscle tissue

Cold rated to -20ºC so your feet will stay toasty and warm all winter long

Unlike traditional foam

So easy to love it may be hard to take off

Nathan | Quicksqueeze Insulated Handheld | 12 oz | Black/Gold Color:Black/Gold As with all Topo shoesMORE COLORS Stay Hydrated with the Ultimate Ergonomic Handheld Flask Elevate your runs with the ultimate hydration solution, designed for comfort, convenience, and performance. This handheld flask is ergonomically shaped to fit perfectly in any runners hand, ensuring a secure yet effortless grip. Its smart design combines rigidity in key areas with easy squeeze flexibility, allowing for quick, hassle free hydration on the go. Featuring a flat bottom