Our Greystone 0 mummy-style sleeping bag delivers high value and performance in a lightweight bag. Ideal for backpacking but versatile enough for couch surfing, it's insulated with DownTek, uses baffle construction for efficient heat distribution, and features a PFC-free coating to repel moisture. If you're in the market for a mummy shaped bag constructed with high quality, lightweight materials this bag is your ticket to getting out there in comfort and warmth!

Our All-Gender Greystone bags deliver technical, lightweight performance to excel on and off the trail with high thermal value, compressibility, and comfort wherever you go

Water repellent coating without intentionally added PFAS keeps you dry without the use of harmful chemicals

Traditional mummy shape allows for light weight and increased body heat retention

Contoured hood follows the shape of your head for a more comfortable fit

Oversized no-draft collar and no-draft zipper to keep the cold out

Low-profile cordlock lets you uncinch the hood with one hand

Insulated tube along upper hood opening seals out drafts when cinched

65"/165cm YKK #5 anti - snag locking zipper for a smooth, quick zip

Two-way zipper and Zipper Garage positioned on sleeper's left side of bag

Mate together left (All-Gender) and right (Women's) zip bags to share warmth with your tent mate

Interior loops secure a liner for added warmth - liner sold separately