Stone Glacier Grumman Lite Jacket

Ultralight Down Jacket for Early Season Hunting Conditions

The Stone Glacier Grumman Lite Jacket is built for hunters who need lightweight warmth when a full insulated jacket is too much. Weighing just 11 oz. in size Large, this streamlined down jacket delivers packable insulation, weather resistance, and technical performance for early season hunts, cool mornings, and fast-moving mountain conditions.

850+ Fill HyperDRY™ Down with Pertex® Quantum Protection

Packed with 850+ fill HyperDRY™ DWR-treated goose down, the Grumman Lite provides excellent warmth-to-weight performance while helping maintain insulation performance in damp conditions. The 15 denier weather-resistant Pertex® Quantum shell keeps the jacket light, durable, and packable, while Pertex® Y Fuse fabric technology improves downproofing and water beading.

Low-Volume Hood and Packable Design

The minimal, low-volume hood is designed to help preserve hearing and vision while still adding protection when conditions change. YKK zippers, an articulated adjustable hood, Super DWR water repellent finish, and an included stuff sack make the Grumman Lite a dependable backcountry layer that disappears in your pack until you need it.

Key Features:

• Ultralight down jacket for early season hunting and layering

• Designed for cool conditions when a full insulated jacket is too much

• 850+ fill HyperDRY™ DWR-treated goose down insulation

• HyperDRY™ water-resistant down helps retain warmth-to-weight performance when wet

• 3.1 oz. of insulation

• 15 denier weather-resistant Pertex® Quantum shell

• Pertex® Quantum fabric is lightweight, soft, packable, and weather resistant

• Pertex® Y Fuse fabric technology improves downproofing and water beading

• Super DWR water repellent finish maintains performance through extended use

• Responsible Down Standard certified down

• Down sourced from ethically treated ducks and geese

• Articulated adjustable hood

• Minimal, low-volume hood design helps optimize hearing and vision

• YKK zippers

• Stuff sack included

• Weight: 11 oz. in size Large

Style No. 90028

Summary

The Stone Glacier Grumman Lite Jacket is an ultralight down insulation layer built for early season hunts and fast-moving mountain conditions. With 850+ fill HyperDRY™ goose down, a 15 denier Pertex® Quantum shell, Pertex® Y Fuse technology, Super DWR finish, an articulated low-volume hood, YKK zippers, and an included stuff sack, it delivers packable warmth without excess bulk.