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Sitka HyperDown Jacket

$550.00
Shipping calculated at checkout.

The Sitka HyperDown Jacket is engineered for the ounce-counting big-game hunter who refuses to back down from brutal winter weather. Designed for late season elk hunts, high-altitude mountain pursuits, and sub-zero whitetail sits, this is Sitka’s warmest insulated hunting puffer jacket.

Built with 800-fill PrimaLoft® Gold down blend with Cross Core™ technology, the HyperDown Jacket delivers elite warmth-to-weight performance. The advanced insulation blends 90% down with 10% synthetic fibers to resist clumping and maintain warmth even in damp conditions — critical during snowstorms, freezing rain, and high winds.

Wrapped in a durable 27D ripstop polyester shell, this extreme cold hunting jacket withstands harsh backcountry abuse while remaining lightweight and highly compressible. Cut to fit over base layers, mid-layers, and even an optics harness, it deploys quickly when temperatures plummet.

When the forecast turns dangerous, this is the ultimate late season hunting jacket.


Key Features of the Sitka HyperDown Jacket

800 Fill Power PrimaLoft® Gold Down Blend with Cross Core™ Technology
Maximizes warmth while minimizing weight.

90% Down / 10% Synthetic Blend
Maintains insulation performance in wet conditions.

27D Ripstop Polyester Face Fabric
Durable outer shell resists tears and abrasion.

10D Ripstop Nylon Lining
Smooth interior for effortless layering.

Built to Fit Over Hunting Layers
Designed for rapid deployment over base and mid-layers.

Zippered Hand Pockets
Secure storage and warmth for cold hands.

Two Interior Mesh Dump Pockets
Perfect for warming gloves, socks, or other essentials.

Adjustable Brimmed Hood and Hem
Seals out wind and snow.

Elastic Cuffs
Lock in heat and prevent drafts.


Specifications

Insulation – 800-Fill PrimaLoft® Gold Down Blend (90% Down / 10% Synthetic)
Shell – 27D Ripstop Polyester
Lining – 10D Ripstop Nylon
Weight – 1 lb 4.6 oz (583 g) – Size L
Layer Type – Extreme cold outer layer
Best Use – Late season big game hunting, high altitude hunts, extreme winter conditions


Dimensions (Size L Approximate)

Garment Weight – 1 lb 4.6 oz / 583 g
Back Length – 29–30 inches
Chest Width – 24–25 inches (laid flat)
Sleeve Length – 35–36 inches (center back to cuff)
Fit Profile – Designed to layer over base layers and optics harness

(Available in multiple sizes for proper layering.)


Why Hunters Choose the Sitka HyperDown Jacket

• Sitka’s warmest down insulated hunting jacket
• Built for extreme cold and high-altitude hunts
• Lightweight and highly packable
• Reinforced durability for rugged terrain
• Advanced Cross Core™ insulation technology

TESTED, PROVEN & TRUSTED GEAR

If we won't use it,
we don't sell it!

Sitka

Sitka HyperDown Jacket

$550.00

The Sitka HyperDown Jacket is engineered for the ounce-counting big-game hunter who refuses to back down from brutal winter weather. Designed for late season elk hunts, high-altitude mountain pursuits, and sub-zero whitetail sits, this is Sitka’s warmest insulated hunting puffer jacket.

Built with 800-fill PrimaLoft® Gold down blend with Cross Core™ technology, the HyperDown Jacket delivers elite warmth-to-weight performance. The advanced insulation blends 90% down with 10% synthetic fibers to resist clumping and maintain warmth even in damp conditions — critical during snowstorms, freezing rain, and high winds.

Wrapped in a durable 27D ripstop polyester shell, this extreme cold hunting jacket withstands harsh backcountry abuse while remaining lightweight and highly compressible. Cut to fit over base layers, mid-layers, and even an optics harness, it deploys quickly when temperatures plummet.

When the forecast turns dangerous, this is the ultimate late season hunting jacket.


Key Features of the Sitka HyperDown Jacket

800 Fill Power PrimaLoft® Gold Down Blend with Cross Core™ Technology
Maximizes warmth while minimizing weight.

90% Down / 10% Synthetic Blend
Maintains insulation performance in wet conditions.

27D Ripstop Polyester Face Fabric
Durable outer shell resists tears and abrasion.

10D Ripstop Nylon Lining
Smooth interior for effortless layering.

Built to Fit Over Hunting Layers
Designed for rapid deployment over base and mid-layers.

Zippered Hand Pockets
Secure storage and warmth for cold hands.

Two Interior Mesh Dump Pockets
Perfect for warming gloves, socks, or other essentials.

Adjustable Brimmed Hood and Hem
Seals out wind and snow.

Elastic Cuffs
Lock in heat and prevent drafts.


Specifications

Insulation – 800-Fill PrimaLoft® Gold Down Blend (90% Down / 10% Synthetic)
Shell – 27D Ripstop Polyester
Lining – 10D Ripstop Nylon
Weight – 1 lb 4.6 oz (583 g) – Size L
Layer Type – Extreme cold outer layer
Best Use – Late season big game hunting, high altitude hunts, extreme winter conditions


Dimensions (Size L Approximate)

Garment Weight – 1 lb 4.6 oz / 583 g
Back Length – 29–30 inches
Chest Width – 24–25 inches (laid flat)
Sleeve Length – 35–36 inches (center back to cuff)
Fit Profile – Designed to layer over base layers and optics harness

(Available in multiple sizes for proper layering.)


Why Hunters Choose the Sitka HyperDown Jacket

• Sitka’s warmest down insulated hunting jacket
• Built for extreme cold and high-altitude hunts
• Lightweight and highly packable
• Reinforced durability for rugged terrain
• Advanced Cross Core™ insulation technology

Color

  • Deep Lichen
  • Optifade Subalpine

Size

  • Medium
  • Large
  • X Large
  • XX Large
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