The Sea to Summit Trek TKI Down Sleeping Bag -1°C combines the comfort of a tapered rectangular mummy shape with the versatility of a dual-zip ventilation system, making it the perfect companion for your outdoor adventures. Whether you're trekking, backpacking, traveling, or camping, this sleeping bag will keep you warm and cozy on chilly nights.

The full-length side zipper and secondary foot box zipper allow for superior ventilation and the option to open the bag flat like a comforter. The quality down insulation ensures optimal warmth, while the broader mummy cut provides ample room to move inside the bag, accommodating various sleeping positions. For those who prefer extra space, a Regular Wide model is also available.

Designed to be light and compact, the Sea to Summit Trek TKI Down Sleeping Bag -1°C is a versatile and reliable choice for all your outdoor excursions.

Features:

• ULTRA-DRY Down 650 Loft 85% Down Cluster Premium Duck Down certified Responsible Down Standard (RDS)
• Full-length YKK® #5 main side zip and foot box zip for superior ventilation
• Shaped hood and oversized zipper draft tubes to seal in warmth
• Internal pocket for storing phone, GPS, or valuables
• Includes lightweight Ultra-Sil compression bag and storage cell
• Can be zipped together with Altitude, Journey, or Venture sleeping bags to form a double sleeping bag