Improved

V Notch UL 40°

Minimalist synthetic fill ultralight mummy bags

Even in those warm summer months, as soon as you get up high or down low near water, that chilly quilt or bulky old bag you've been using since high school is not cutting it. The V Notch UL is a highly compressible sleeping bag with a cozy lining of incredibly lightweight and packable Primaloft® Hi-Loft Ultra Silver insulation. It will keep you warm and keep your pack light, whether that's a backpack, bikepack or packraft. 
$189.95 to $199.95
100% Guarantee

100% GUARANTEE:

Our top priority is to provide customer service as stellar as the award-winning products we create. If one of our products does not perform to your satisfaction, contact our customer service team and we will help you find gear that fits your needs.
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Specs + Sizing

Bag WeightRegular: 1lb 6oz / 618g / Long: 1lb 9oz / 709g
Fill WeightRegular: 13oz / 369g / Long: 15 oz / 425g
Compressed Bag SizeRegular: 4" x 5" / 10 x 13cm / Long: 4.5" x 5" / 11 x 13cm
Stuff Sack SizeRegular: 6" x 10" / 15 x 27cm / Long: 6" x 10" / 15 x 27cm
Sleeping Bag TypeTraditional Mummy Bags
Intended UseBackpacking

Features

Highly compressible, crazylight minimalist mummy bag for your fast and light adventures

Minimalist hood with drawcord

Low-profile cordlock lets you un-cinch the hood with one hand

Full-length zipper can be opened up for quilt use and provides easy temperature regulation

70" / 178cm YKK #3 locking zipper

Ergonomic foot-box construction provides more loft and warmth

Two-way zipper

Zipper Garage

Streamlined exterior loops for hang drying or storage

Storage sack & stuff sack included 

Construction + Materials

Nylon rip-stop shell fabric with a water-repellent finish

Polyester Taffeta lining 

70% recycled PrimaLoft® Hi-Loft Ultra Silver insulation 

Stitch-free shell construction for maximum thermal efficiency and water resistance

Here’s what other people think.

What’s in a Name?

A v notch weir is simply a 'v notch' in a plate that is placed so that it obstructs an open channel of water, causing the water to flow over the v notch. It is used to meter flow of water in a channel, by measuring the head of water over the v notch crest.