Product Description

The NZ 20 Mummy Ultralight Sleeping Bag is designed for high-altitude expeditions, backpacking, and camping trips, offering exceptional warmth, comfort, and packability. Built with premium materials and innovative features, it’s your go-to sleeping bag for mild to cold weather adventures.

Key Features

Premium Insulation & Materials: 850+ fill white duck down for superior warmth-to-weight performance. Built with water-resistant 10D ripstop nylon and certified to the RDS standard.

Advanced Warmth & Comfort: 18°F (-8°C) comfort limit with hood, collar adjustments, and baffles to block drafts. Includes an internal pocket for essentials.

Lightweight & Packable: Compresses to about 12 x 6 inches—similar to a 32-oz bottle—using the included compression sack to conserve pack space.

Designed for Adventure: Ideal for cold-weather camping, mountaineering, and backpacking. Durable, lightweight, and offers higher fill power than many competitors for exceptional value.

Included Accessories

• Compression carrying bag made of ripstop nylon.
• Mesh storage sack for long-term storage.

Technical Specs 

Best Use	Backpacking/Mountaineering
Temperature Rating (F/C)	Comfort: 28 F/ -2 C Comfort Limit: 18 F/ -8 C Extreme: 12 F/ -11 C
Weight	Short: 1 lb. 8 oz. (700 g) Regular: 1 lb. 13 oz. (800 g) Long: 2 lbs. (900 g)
Zipper Location	Right
Material	10D taffeta nylon
Insulation Type	White duck down
Fill	850+ fill power (RDS certified) Short: 400 g of down fill Regular: 470 g of down fill Long: 560 g of down fill
Shape	Mummy
Fit (User Recommended Height)	Short: Fits up to 5' 6" (168 cm) Regular: Fits up to 6' (183 cm) Long: Fits up to 6' 6" (198 cm)
Dimensions (L x shoulder/hip width)	Short: 73 x 31/18 inches Regular: 80 x 31/20 inches Long: 87 x 31/20 inches
Gender	Unisex