Open Box Dealer Demo NEMO Equipment Sonic 0 Degree Down Sleeping Bag Goodnight Gray / Goldfinch Long. The Backpacker Editors Choice award-winning big-mountain bag offers exceptional warmth and tuneability with a reduced environmental impact. This bag features next-generation Thermo Gill vents with a multistage zipper system that dramatically increases the usable temperature range of the bag and allows fine-tuning of comfort from within. Sonics chevron baffle construction better compartmentalizes down eliminating migration and keeping the down evenly lofted. (Not to mention it looks awesome.) Specifications for NEMO Equipment Sonic 0 Degree Down Sleeping Bag: Manufacturer: NEMO Equipment Color: Goodnight Gray / Goldfinch Temperature Rating: 0 Bag Shape: Mummy Zipper Type: Left Gender: Unisex Age Group: Adults Application: Camping Fabric/Material: Nylon Warmth Rating: 0 Sleeping Bag Size Short Shoulder Girth 61 in Foot Girth 51 in Hip Girth 56 in Sleeping Bag Size Long Shoulder Girth 65 in Foot Girth 55 in Hip Girth 60 in Sleeping Bag Size Regular Shoulder Girth 63 in Foot Girth 53 in Hip Girth 58 in Features of NEMO Equipment Sonic Down Sleeping Bag 0 Degree: Award-winning design allows for temperature regulation in variable mountain climates Adjustable Thermo Gills vent body heat at your core without letting cold air rush in Stretch construction at the knees allows side sleeping Overstuffed with 800 FP hydrophobic down that is 100percent Responsible Down Standard (RDS) Certified ensuring humane treatment and traceability throughout the supply chain Redesigned draft collar and draft tubes create a secure seal to keep cold air out Redesigned Toester waterproof/breathable footbox relies on an additional layer of synthetic insulation to reduce cold spots Offset zipper creates a thermally efficient seal Updated profile secures warmth closer to the body. Package Contents: NEMO Equipment Sonic 0 Degree Down Sleeping Bag NEMO Equipment 811666034533: Sonic 0 Degree Down Sleeping Bag Goodnight Gray / Goldfinch Long