Details Rab Mythic Ultra 180 Ultralight Down Sleeping Bag The best warmth to weight ratio Rab has to offer, the Mythic Ultra 180 sleeping bag uses ethically sourced 900 fill power hydrophobic down in an incredibly light 7d fabric, with the inner utilising Thermo Ionic Lining Technology (T.I.L.T) - a titanium coating that reflects radiant heat. Weight is kept to an absolute minimum, so the shape is super trim, and there's only an eighth-length zip to wriggle into. Weight: 400g Rab sleep limit: 0°C Trapezoidal baffle construction maximises thermal efficiency and stabilises down migration, reducing the risk of cold spots Down-filled ergonomic neck baffle seals in the heat Ergonomically designed internal collar and hood drawcord ⅛ length zip Left zip Fluorescent zip pull Anti-snag bonded zip guard Tapered mummy shape with an angled foot box Ultralight hanging loops for airing, drying or vertical storage Dry bag compression stuff sack Cotton storage sack Hand filled in Derbyshire, UK Max user height: 185cm Shoulder width: 70cm Hip Width: 52cm Foot Width: 41cm--> Materials: Outer: Ultralight 21g/m² Atmos™ 7-denier 100% polyamide Inner Heat reflective 21g/m² T.I.L.T 7-denier 100% polyamide with Titanium coating Fill: 180g of 900 fill, fluorocarbon free R.D.S Hydrophobic Down Specifications Mythic Ultra 180 Down Sleeping Bag