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The Helium Down Jacket features Pertex® Quantum Diamond Fuse Technology, a 100% recycled nylon shell, and responsibly sourced 800+ fill power down for durable, sustainable ultralight alpine performance and warmth.
Outdoor Research® gear is guaranteed to perform throughout the lifetime of the product.
Free shipping on orders $99+! Need it by the holidays? See our shipping page for all deadlines. Plus, extended returns through 1/31/25. Final sale items are not eligible for return or exchange.
The Helium Down Jacket is the ultimate alpine insulator; ultralight, ruggedly durable, and perfect for layering underneath a shell or worn on its own.
Infused with Pertex® Quantum Diamond Fuse Technology, the Helium Down Jacket boasts a durable 100% recycled nylon shell. Pertex® Shield reinforced shoulders and upper sleeves provide a waterproof barrier, ensuring warmth and comfort when the skies are unpredictable, and responsibly sourced 800+ fill power goose-down insulation provides unmatched, packable warmth. Brushed tricot-lined hand pockets, an external chest pocket, and dual internal stash pockets provide tons of storage, and the left-hand pocket even doubles as a stuff sack, making this jacket as packable as it is protective. And the elastic drawcord hem and Low-Pro Binding™ deliver a clean silhouette.
Designed as the perfect alpine insulating piece and leaning on responsibly sourced material composition, the Helium Down Jacket is a must-have in every alpinist kit.
Quickly access your phone, snacks, and other stored valuables in this quick-zip pocket.
Hidden clip easily attaches to your key ring for easy-access security.
Cinch the easily-adjustable drawcord at your hem to hold in excess fabric for a snugger fit.
This item packs down small, taking up less space in your bag and leaving more room for adventure.
Stash your gloves, electronics, and other valuables in these hidden pockets to keep them warm and close at hand.
*All sizing is based on your body measurement.We adjust the garment for intended fit and intended use.
Classic fit for comfort and ease of movement.