The superlite 25 self inflating mat has been designed to offer you excellent comfort in a compact and lightweight self inflating mat making it ideal for competitive challenges and backpacking the superlite 25 self inflating mat is made from light weight 20d rip stop fabric with a tpu membrane for an airtight seal the core of this 4 season mat is made up of quality ultra lightweight vertically drilled 16kgm pu foam for lasting performance and full inflation it also has an easy valve which is use