Sea To Summit

Sea To Summit - Traveller TrI

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  • Regular price $319.00

Filled with 750-fill-power water-resistant duck down, the Sea to Summit Traveller Tr I Sleeping Bag is ideal for fast-and-light backpacking or year-round traveling to hostels and huts.


  • High-loft 750-fill-power down offers superb warmth with minimal weight; Ultra-Dry Down™ water-repellent treatment protects down from moisture
  • Ultra-Dry Down is a water-repellent polymer treatment applied to the down; Ultra-Dry Down retains 60% more loft and absorbs 30% less moisture than untreated down
  • With a European Norm (EN) lower-limit rating of 50°F, the Sea to Summit Traveller Tr I will keep you comfortable on summertime backpacking adventures
  • Traveller Tr I can be zipped together with another Traveller Tr I when you're not alone; Large size will comfortably accommodate 2 people when unzipped and used as a blanket
  • Has a lightly tapered shape with collar and foot drawcords that can be cinched down to seal in heat and a create a mummy-shaped bag
  • Lightweight ripstop nylon shell can be reversed so either the gray or teal color is on the outside
  • Sea to Summit Traveller Tr I Sleeping Bag includes a lightweight Ultra-Sil compression stuff sack and a mesh storage bag

Technical specs

Best Use
Travel, Backpacking
Tested Lower Limit
50 degrees (F) - EN
Tested Comfort
57 degrees (F) - EN
Temperature Rating (F)
50 degrees (F)
Temperature Rating (C)
10 degrees (C)
Long: 16.8 ounces
Regular: 13.7 ounces
Ripstop nylon
Zipper Location
Insulation Type
Water-Resistant Down
750-fill-power duck down
Fill Weight
Long: 8.8 ounces
Regular: 7.1 ounces
Sleeping Bag Shape
Fits Up To (in.)
Long: 79 inches
Regular: 72 inches
Shoulder Girth (in.)
Unavailable inches
Hip Girth (in.)
Long: 58 inches
Regular: 53 inches
Stuff Sack Size
Long: 5 x 10 inches
Regular: 4 x 9 inches
Stuff Sack Volume
Long: 3.3 liters
Regular: 2.5 liters
Compressed Volume
Long: 1.89 liters
Regular: 1.55 liters