Experience ultimate warmth without the bulk with the Kamperbox Ultra Light Down Sleeping Bag – built for cold-weather camping, backpacking, and 4-season outdoor adventures. Designed in a mummy shape for superior heat retention, this sleeping bag features high-loft 80/20 white duck down insulation to keep you warm even when temperatures drop to 25°F.
Perfect for campers over 6’6”, the Cozy 300 model offers premium comfort, breathable materials, and a compact pack size that fits effortlessly in your gear. Whether you're winter camping in the mountains or seeking lightweight gear for multi-day hikes, this sleeping bag delivers warmth, reliability, and comfort in all conditions.
Key Features:
Ultra-lightweight design at just 890g – ideal for hiking and backpacking
Mummy-style cut for enhanced thermal efficiency
Filled with 400g of 80/20 white duck down for superior insulation
Durable 380T nylon shell with 300T polyester pongee lining
Temperature rating: 25°F comfort / 0°C comfort / -4°C limit
Zippered closure and included storage + mesh bags for easy packing
Fits users taller than 6 ft. 6 in.
Specifications:
Brand: Kamperbox
Model: Cozy 300
Shell: 380T Nylon D/P
Liner: 300T Polyester pongee D/P
Fill Material: 400g 80/20 white duck down
Comfort Temp: 0℃ (32°F)
Comfort Limit: -4℃ (25°F)
Weight: 890g
Shape: Mummy
Capacity: 1 person
Season: 4-Season
Closure: Zipper
Package Includes:
1 x Kamperbox sleeping bag
1 x Compression storage bag
1 x Mesh storage bag
Ships within 2 business days within the continental USA.
Stay warm. Sleep better. Adventure longer with Kamperbox.





