Tracker Winter III SG (Women's) mountain running This smart thermal layer responds

This smart thermal layer responds to the naturally changing temperatures of your feet

Insole: Recycled PU/Microfiber

it delivers the same true barefoot feeling with reduced production waste

Tread Depth: 4mm

Tencel™ insole

Tracker Winter III SG (Women's) mountain running This smart thermal layer respondsAwaken your senses this winter with the Tracker Winter III SG, Vivo's best selling cold weather hiking boot, now upgraded with a leather rand for better durability at key stress points. Waterproof and insulated for icy adventures with a soft ground sole optimized for connection in winter conditions, the Tracker Winter keeps cold out without sacrificing barefoot freedom.