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Shanghai Garment Group

Ptarmigan Ultra Down Pants

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

Premium 850+

Fill power water-repellent goose down

Reinforced Waterproof

Knees and seat for added

Two Side

Two-way YKK zips

Adjustable Nylon

Webbing with Duraflex buckle

Zippered Fly

For practical layering use

$188.49
List Price: $289.99
You Save: $101.50 (35%)
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SKU: ptarmigan-down-pants

Overview

Built for cold-weather layering, these insulated pants are intended to help maintain body temperature when conditions turn demanding. They pair with the matching jacket and fit into an extreme layering system for mid- to late-season use. The design includes premium 850+ fill power water-repellent goose down, reinforced waterproof knees and seat, and zippered side openings with two-way YKK zips for easier on and off. A compact stuff sack is included for packing and transport, though the focus here is warmth rather than minimal bulk.

Why Hunters Choose the Shanghai Garment Group

Premium 850+

Fill power goose down provides

Reinforced Waterproof

Knees and seat add durability

Two-way Ykk

Side zips support ventilation and

Adjustable Nylon

Webbing and Duraflex buckle help

Compact Stuff

Sack makes the pants easier

Key Features

  • Premium 850+ fill power water-repellent goose down insulation
  • Reinforced waterproof knees and seat for added protection
  • Two side zip-off openings with two-way YKK zips
  • Adjustable nylon webbing with Duraflex buckle
  • Zippered fly for practical layering use
  • Compact stuff sack included for storage and transport

Best Used For

  • Mid-late season hunters building an extreme layering system for cold conditions
  • Users needing insulated pants for maintaining body temperature in harsh weather
  • Hunters who want packable insulation with a compact stuff sack
  • Field use where reinforced waterproof knees and seat are useful
  • Wearers pairing these pants with the Ptarmigan Down Jacket

Specifications

Down Fill Weight5.2 oz
Fabric DetailsPremium Water-Resistant Goose Down; 2-Layer Brushed 100% Polyester Face fabric; Compact Stuff Sack
Fill Power850+
Product FeaturesReinforced Waterproof Knees and Seat; Duraflex Buckle; Zippered fly; Adjustable Nylon Webbing
Recommended UseMid-Late Season
Special Technology380T nylon fabric with DWR treatment; Two side Zip-off with two-way YKK zips; 850+ Fill Power Down (5.2 oz)
Weight1 lb 2 oz
Weight Oz17.4 oz

Pros

  • Premium 850+ fill power goose down provides substantial insulation for layering
  • Reinforced waterproof knees and seat add durability in high-wear areas
  • Two-way YKK side zips support ventilation and easier on-and-off
  • Adjustable nylon webbing and Duraflex buckle help fine-tune fit
  • Compact stuff sack makes the pants easier to pack and carry
  • Recommended for mid-late season use in cold-weather layering systems

Considerations & Trade-offs

  • Designed as an insulation layer for mid-to-late season use, so it may be more specialized than a general-purpose pant for milder conditions.
  • The down construction prioritizes warmth and packability, but it will typically require more care than non-insulated pants when conditions are wet or abrasive.
  • Reinforced waterproof knees and seat add durability in key areas, but the pant still includes fabric and closure details that should be considered when planning for heavy brush or extended kneeling.
  • The zip-off side zips and adjustable webbing add versatility, but they also introduce more hardware and complexity than a simpler pull-on insulated pant.

Suggested Comparisons

  • Insulated hunting pants
  • Down layering pants
  • Late-season hunting apparel
  • Cold-weather outerwear

Suggested Accessories

  • Insulated hunting bibs
  • Base layer bottoms
  • Compression stuff sack
  • Waterproof knee pads

Frequently Asked Questions

What is the Ptarmigan Ultra Down Pants recommended for?

The product data lists recommended use as mid-late season.

How much do the Ptarmigan Ultra Down Pants weigh?

The long description lists the pants at 17.4 oz, and the specifications also show a weight of 1 lb 2 oz.

What insulation is used in these pants?

They use premium 850+ fill power water-repellent goose down, with 5.2 oz of down listed in the specifications.

Do these pants have reinforced areas for sitting or kneeling?

Yes. The product features reinforced waterproof knees and seat.

What closure and adjustment features are included?

The listed features include a Duraflex buckle, a zippered fly, adjustable nylon webbing, and two side zip-off openings with two-way YKK zips.