KUIU Super Down Pro Jacket

The Super Down Pro Jacket is insulated with premium 900-fill power goose down, offering an exceptional warmth-to-weight ratio for extreme alpine conditions. This high fill power means the jacket is incredibly lofted, trapping maximum body heat while remaining highly compressible.

The jacket utilizes a Gore-Tex shell to provide a waterproof and windproof barrier, protecting the sensitive down insulation from harsh weather. This outer shell works in tandem with KUIU's specialized water-repellent treatment on the down itself to prevent clumping in damp environments.

While it can function as a mid-layer in severely freezing conditions, the durable Gore-Tex exterior makes it highly effective as a standalone outer layer. It is specifically engineered for extreme backcountry use where stopping heat loss is critical.

Despite its heavy-duty protection, the 900-fill down and modern synthetic fabrics keep the overall weight remarkably low for an alpine jacket. It easily compresses down into a backpack, taking up minimal space, making it a favorite among backcountry hunters and mountaineers.