Light and compact self inflating mattress providing desirable comfort and support as well as favourable packed size. Ranges from 2cm/0.75? to 3.8cm/1.5? thickness. Various shapes suit different needs. For Rectangular model, Diamond die cut for weight saving. For Mummy model, ergonomic designed shape fits your body as well as your sleeping bag. Dot die cut, tapered top and bottom help to shave extra weight. Anti-fugal treated foam.