Cold nights. Warm sleep. Built for the backcountry. The Naturehike MJ Series offers two high-performance sleeping bags tailored for winter adventures. Whether you're braving frosty trails or alpine campsites, the MJ300 and MJ600 deliver reliable warmth, compact packing, and ergonomic mummy-style comfort.
🌟 Key Features:
Two Temperature Ratings
MJ300: Comfort rated to -1°C (30°F) – ideal for cool autumn and mild winter nights.
MJ600: Comfort rated to -12°C (10°F) – built for deep winter and alpine conditions.
Mummy Shape for Thermal Efficiency Snug fit reduces heat loss—hooded design traps warmth around head and shoulders.
Warm Cotton Filling Soft, breathable insulation—retains heat while staying lightweight and compressible.
Durable Outer Shell Water-resistant and windproof polyester—protects against moisture, frost, and chill.
Ultralight & Packable Designed for backpacking and minimalist travel—includes compression sack for easy storage.
Spliceable Design Zip two bags together to create a double sleeping bag—perfect for couples or extra room.
Anti-Snag Zippers & Draft Collar Smooth operation and added insulation—keeps cold air out and warmth in.
