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Sea to Summit Explore ExIII 5F/-15C 750+ Fill Down Double Wide Sleeping Bag

$799.99 Regular price


Ideal for adventures where you return to the same campsite each evening, the Explore™ down sleeping bag brings spacious luxury and incredibly versatile ventilation options to wherever your travels may take you. Each side of the Explore has a full-length side zipper; a third zipper can be found in the foot box zipper.



  • Spacious contoured rectangular shape for two sleepers
  • Six #5 YKK zip sliders on three two-way zips for ultimate ventilation and climate control
  • Multi-zip configuration converts bag to a standalone quilt for warmer conditions
  • Responsible Down Standard-certified 750+ Loft Ultra Dry Down
  • Vertical chest baffles prevent down shift
  • Oversized draft tubes prevent heat loss through zippers
  • Generously sized 3D hood and dual cord adjustment
  • Simple adjustable webbing loop system connects sleeping mat to bag
  • 30 denier Nylon shell and 20 denier Nylon lining
  • Large internal security pocket
  • Includes lightweight Ultra-Sil compression bag


Item Weight 3 lbs 14.8 oz / 1780 g
Gender Unisex
Temp Rating º F 5° F
Temp Rating º C -15° C
EN Lower Limit (Men's Rating) 5° F
EN Comfort (Women's Rating) 21° F
Bag Style Double Wide
Seasonal Usage Four Season
Fill Weight 35.3 oz / 1000 g
Bag Shell Material 30D Nylon
Bag Lining Material 20D Nylon
Bag Length Fits users up to 6 ft / 183 cm
Bag Stuff Size 14.0L volume compressed using included compression sack
Circumference at Chest 136 in / 346 cm
Circumference at Hips 128 in / 326 cm
Circumference at Foot 116 in / 294 cm