The Rab MYTHIC ULTRA 180 is anultra-lightweight sleeping bag that redefines the concept of ultra-lightweight and is designed for adventurers who value every ounce.

This high-performance model also features Thermo Ionic Lining technology, the first in the world to reflect heat. This technology coats the titanium fibers and allows the user's heat to be reflected towards their own body in order to improve heat levels without increasing weight. In addition, this bag features an exceptionally lightweight 7D ripstop outer construction and a 900+ high loft European goose down filling and inner lining.

Like the other models in the line, it adds functional details for added warmth and ease of use. It comes with a storage bag and a compression bag.