Gear
Wiggy’s Ultima Thule -20
Wet winter camps, hunting camps and sled-supported travel
Expert reviewed
Topic summary
Wet winter camps, hunting camps and sled-supported travel
Key takeaways
- Lamilite synthetic insulation
- rugged cold-weather construction
- Moisture tolerance, durability and easy care make it a strong alternative to down where weight is secondary.
Verification notes
Evidence: expert reviewed. Last verified July 16, 2026.
Editorial take
Wiggy’s Ultima Thule -20 is a cold-weather sleeping bag with an advertised -20°F rating and Lamilite synthetic insulation; rugged cold-weather construction. It is best suited to wet winter camps, hunting camps and sled-supported travel.
Not ideal for
- Substantially bulkier and heavier than premium down bags.
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Verified specifications
- Key features
- Lamilite synthetic insulation
- rugged cold-weather construction
Warranty and repair information: contact Wiggy's directly for the most current terms.
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Data sources & verification
- Last verified: 7/16/2026