The Ultra series, starting with the Ultra 1R, is comprised of ultra lightweight, compact sleeping mats featuring recycled 20 D ripstop face fabric, certified carbon neutral by myclimate. These mats are perfect for human-powered adventures including backpacking, thru-hiking, bike packing, and alpinism. R1 is good for summer and fair weather use. Exped's Airmat Technology provides insulation for fast and light adventures in warmer temperatures, while a 7 cm thick air cushion cradles the body. Air chambers run head to toe, fully supporting the body for an unrivaled night's sleep and giving maximum durability. Ultra-lightweight, compact and supportive sleeping mat for when low weight and small packed size are critical. Insulated for summer use.  Airmat Technology - Air-insulated for fast and light adventures in warmer -temperatures. Recycled 20 D ripstop polyester is 3x stronger and uses less carbon, energy and water during production. Airtight, durable and hydrolysis-resistant fabric lami