ThermoBall Progressive Zip II Snow Boot – Women's

Built for cold, wet conditions whether you're navigating icy sidewalks or packed snow, the ThermoBall Progressive Zip II is our pick for women who want warmth without the bulk. ThermoBall Eco insulation holds heat even when wet, backed by a waterproof DryVent membrane to keep slush out. The offset PU-coated zipper makes getting in and out fast without sacrificing weather protection.

• Waterproof DryVent membrane construction blocks slush and snow from reaching your foot
• ThermoBall Eco insulation retains warmth even in wet conditions — no loft loss when damp
• Water-repellent recycled P.E.T. ripstop upper adds durability without unnecessary weight
• Surface CTRL rubber outsole delivers reliable traction on icy and packed winter surfaces
• OrthoLite sockliner and offset PU-coated zipper combine underfoot comfort with quick on/off convenience