Sea to Summit Ultralight Si Mat

Sea to Summit Ultralight Si Mat


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Light and packable for minimalist fast hikes, Sea to Summit’s Ultra Light Self Inflating Mat features a graduated pattern of vertical cores to keep body contact areas warmer. Multi-function high flow-rate valve for fast inflation, one-way easy deflation and simple fine tuning for comfort. Our new range of Self Inflating Sleeping Mats join our award winning Air Sprung Cell™ Mats in offering a more comfortable sleeping expe…Read More


  • Multi-functional, high flow-rate valve.
  • Anti-slip print on top and base of mat helps hold your mat in place when camping on sloping ground.
  • Made from lightweight 30D polyester with extrusion laminated TPU.

Additional information

Sleeping Mat Size