Sea to Summit Trek TkII Sleeping Bag

Description from REI

Pack this lightweight Sea to Summit Trek TkII down sleeping bag for your next hostel trip through Europe or backpacking in South America. It keeps you warm in a broad range of environments!

• Insulated with 650-fill-power? duck down for warmth, light weight and compressibility; Ultra-Dry Downâ„¢ water-repellent treatment protects down from moisture
• Ultra-Dry Down is a water-repellent polymer treatment applied to the 650-fill 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 18°F, the TkII bag will help keep you warm on spring, summer and fall backpacking trips
• Shell fabric is constructed of a high-density weave, 33-denier? fabric treated with a Durable Water Repellent? finish
• Shell material is highly vapor permeable and downproof
• Lining is a breathable, durable 40-denier? nylon fabric with a soft touch
• Full-length side zipper and foot zipper allow bag to be converted from traditional sleeping bag to a duvet/down comforter
• Semirectangular shape provides more room than a mummy bag for a more comfortable sleeping bag while maintaining thermal efficiency
• Differentially cut inner layer is smaller than the outer layer to create a consistent thickness of insulation that precludes cold spots
• Oversize draft tube backing the 2-way zipper keeps the warmth in and the cold out; zipper is backed by stiff, antisnag tape for smooth operation
• Large interior secuity pocket is great for stowing a few essentials, alleviating middle-of-the-night fumbling
• Baffle construction allows the goose down to remain fully lofted and keeps it from shifting
• Sea to Summit Trek TkII bag comes with a Ultra-Sil® compression sack, an oversized mesh storage cell and a large cotton sack
• European Norm? (EN) is an independent third-party temperature rating?, allowing accurate comparisons across brands with other EN-rated bags

Prices range from $249.00 to $259.00