ACS PRO GORE-TEX sizing-chart-Bags & Packs A weatherproof no-compromise mid-cut hiker

A weatherproof no-compromise mid-cut hiker featuring Active Chassis technology for lateral guidance

This mid-flexing boot features zonal customization and our Precision Harness

while Energy Foam gives your run extra pop and response

iconic chassis technology

they’re still irresistibly comfortable with the same high weather protection

ACS PRO GORE-TEX sizing-chart-Bags & Packs A weatherproof no-compromise mid-cut hikerWinterproofed technical trail legacy. ACS PRO GORE TEX is archetypal technical footwear with a modernised functional upgrade, now winterized for inclement conditions thanks to its GORE TEX waterproof membrane. Rooted in history, updated with a stride stabilizing Agile Chassis System for a progressive, weatherproof adaptation of a trail icon.