Ultima Thule (Core Bag - FTRSS System) – Forge Survival Supply

Wiggy's FTRSS Ultima Thule -20º F Core Sleeping Bag

Product Info
Manufacturer : Wiggy's
$225.00 $275.00

The Ultima Thule Core Bag is mummy style bag rated to -20 degree F. This bag is designed to be used together with the Over Bag (purchased separately) as part of the FTRSS / Flexible Temperature Range Sleep System. When used together with the Over Bag, the temperature rating becomes -60 degrees F. When both bags are combined you have the Heavy FTRSS.

Available in four sizes:

  • Regular/Regular: (80" x 31")
  • Regular/Wide Body: (80" x 34")
  • X-Long/Regular: (90" x 31")
  • X-Long/Wide Body: (90" x 34")
  • Compression Stuff Sack & Pillow Included
  • Made in the USA
  • Weight: 5 lbs
  • Stuff Sack Size: 13" x 24" (Uncompressed)

To create the full FTRSS System, you have to combine a Core bag with the Wiggy's Over Bag. Which is sold separately.  We also recommend the Wiggy's Multicam Bivvy over the top of the FTRSS.  All made in the USA.

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