Lightweight self-inflating sleeping pad for backpacking.  It weights 694grams, has an R value of 3.7, and is classed as three season. 184 x 53 x 3.7cm.  Packed size approx dia 17.5 x 27.5cm tall.  I have owned it from new and it is in very good condition, small mark on one edge as shown in the photos.