Grumman Goose Down Series
The Grumman Goose Down Series brings the ultimate in packability, warmth, and weather protection to the backcountry hunter. Leveraging best-in-class technology — HyperDRY™ 850+ Fill Power DWR-treated premium goose down encased in a Pertex® Quantum shell — we created featherlight insulation that achieves unparalleled compression, loft, and weather resistance.
