KEEN OUTDOOR CIRCADIA MID POLAR INSULATED 200G WATERPROOF 1026762 M4 or under a heavier layer

or under a heavier layer like a hoodie or jacket

Details: waterproof

Reflective segmented silver trim #5510 maintains performance through 75 home launderings

A moisture-wicking lining keeps you cool

Lower front pockets lined for warmth

KEEN OUTDOOR CIRCADIA MID POLAR INSULATED 200G WATERPROOF 1026762 M4 or under a heavier layerWhatever winter hiking looks like for you, warmth, comfort, protection, and traction are non negotiable must haves. So we built an insulated, waterproof, grippy hiker that checks all the boxes. All hike. No compromises. LuftCore technology embeds a lightweight, air injected core into higher density foam for enhanced midsole cushioning 5mm multi directional lugs for traction 200g of KEEN. WARM insulation rated to 25F 32C Notch in the back for Achilles