Sea To Summit Trek TKII Down Sleeping Bag, Reg 980g, Long 1080g

Model: Long
Sale price$407.00



Updated version Sea To Summit Trek TKII - Comfort, versatility and value in a classic tapered rectangular down bag. 

A great all round sleeping bag, insulated with water-resistant duck down (Responsible Down Standard certified) for warmth and compressibility, ideal for cold temps with ratings -1°C to -8°C comfort limit. The sleeping bag is semi-rectangular in shape, wider than a mummy bag for some extra room to move from hips through to feet. Ideal for hiking and camping with bag weighing just 980g for the regular and 1080g for the long. Compresses down to 4.6 L and comes with its own compression bag.  


  • Large internal security pocket
  • 3D hood draws in tight when needed
  • Foot zip for extra ventilation or to provide freedom of movement for your feet
  • Tapered rectangular for more space and comfort than a traditional mummy bag.
  • RDS 650+ Loft ULTRA-DRY Down™ offers excellent insulation and compressibility
  • Soft touch 20D lining fabric is lightweight and highly breathable, durable 30D Nylon shell, Lightweight fabrics for reduced weight and bulk
  • Vertical baffles over the chest section ensure the down insulation cannot migrate or shift to the outside of the bag during sleep, creating cold spots
  • Oversized zip draft tube with anti-snag materials
  • A side block baffle construction maintains the 60/40 fill ratio, keeping more down on the top of the bag for maximum insulation
  • Trek Tk1 has baffled top and stitch through base construction
  • Includes lightweight Ultra-Sil™ compression bag and storage cell bag.


  • Temp ratings: -1°C comfort, -8°C lower limit, -25°C extreme
  • Regular size recommended User Height up to 183 cm, Long 198cm
  • Packed Dimensions ø18 x 40 cm
  • Volume Compressed 6.1 L
  • Compression Sack Volume (Compressed) 10 to 3.3 L
  • Weight 980g reg, 1080g long
  • Internal Chest Circumference 152cm, Internal Hip Circumference 146cm, Internal Foot Circumference 102cm
  • Shell: 100% Nylon, Lining: 100% Nylon,
  • Primary Filling Material: Duck Down (Min. 85% Down) Responsible Down Standard certified, Fill Weight 500g 
  • Two-way #5 YKK side and separate foot zip allows bag to double as a quilt and provides extra ventilation options
  • Shell: 100% Nylon, Lining: 100% Nylon,
  • Primary Filling Material: Duck Down (Min. 85% Down) Responsible Down Standard certified
  • Stuff sack: 100% Nylon excluding Trims


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