Dura R5 Duo offers abrasion resistance, warmth and comfort for 2 in the widest range of adventures. The Dura 5R Duo is Exped's warmest, most durable backpacking mat option for sleeping two people. Made for demanding adventures, including extended outings in alpine and polar regions, rugged paddling trips, and overlanding. Exped's Synmat Technology, with our proprietary Texpedloft insulation, 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. Good for all-season use in challenging environments. Durable and supportive 2-person sleeping mats insulated for all-season use or cold-sleepers in 3 seasons. Two independent, side-by-side air chambers allow customized firmness for each sleeper.  SYNMAT TECHNOLOGY- 160 g/m2 Texpedloft microfiber insulation welded to the top and bottom of the air chambers ensures maximum warm