Sierra Designs Nitro 35°F 800 Fill Power DriDown Ultralight Sleeping Bag for Backpacking & Camping - Men & Women Under 1.5lbs - Perfect for Hiking, Backcountry Adventures & Cold Weather Camping

A lightweight mummy with some tricks up its sleeve, the Nitro brings the classic mummy shape back at an impressively low weight, with incredible comfort. Thanks to the Nitro’s 800 Fill Power of responsibly sourced and traceable DriDown from Allied Feather + Down as well as the DWR-treated nylon shell, you can say goodbye to cold spots. With a simple construction and lightweight materials, the Nitro comes in punching above its weight class, and still features our self sealing foot vent for comfort.

Nylon

Think Outside: The Nitro sleeping bag is the epitome of lightweight comfort. The Nitro brings the classic mummy shape back at an impressively low weight, with incredible comfort.

Features: Draft dodger collar that helps prevent drafts | Patented self-sealing foot vents provide fast and easy ventilation | 5" baffle spacing and side wall baffles keep you warmer by keeping down from shifting | Anti-snag zipper tracks make getting in and out easy

Specs: Fill Material: 800 Fill Power of responsibly sourced and traceable DriDown from Allied Feather + Down | Shell Material: 15d Nylon Ripstop | 15d nylon ripstop fabrics for an ultra lightweight bag

Warranty: Limited Lifetime Warranty - When purchased from an authorized retailer, Sierra Designs products are warranted to the original purchaser against manufacturing defects in materials and workmanship for the lifetime of the product. Contact our Customer Service team for prompt service or to answer any questions.