An extremely lightweight thermal mat that you can use year-round thanks to its high insulation value (R-value 6). It keeps your back warm even on the coldest autumn days! With a lying height of 6 cm, even demanding backs are well cared for. The small pack size of just 23 x 9 cm (size M) can be stowed away anywhere and weighs barely 450 g. So, it's perfect for taking with you on outdoor trips, whether you prefer hiking, cycling, or canoeing.