The Ultra 3R Duo sleeping mat is perfect for human-powered adventures such as trekking, long-distance hiking, bikepacking and alpinism, in spring, summer or fall.  When every ounce counts, EXPED Ultra series sleeping mats ensure super-compact and ultralight sleep comfort anywhere. SYNMAT TECHNOLOGY™ Texpedloft insulation welded to the top and bottom of the air chambers, ensures maximum warmth over the lifetime of the mat while a 7 cm thick air cushion cradles the body. These air chambers run head to toe, fully supporting the body for an unrivaled night's sleep and giving maximum durability. The lighweight and compact Ultra sleeping mat features recycled 20 D ripstop face fabric. EXPED's Schnozzel Pumpbag is included: rapid, moisture-free mat inflation: lung power not required!