The outer leather case is made of PU and the inner core is EPE, XPE or IXPE. Compared with other type folding mats, it is thicker and can reach a thickness of 4cm. It can provide better protection. Use foldable type designs, it is easy to delivery by express and easy to pack. There are 3 types inner core for PU folding mat,
① one is PU folding mat with EPE core, it is cheapest one.
② one is PU folding mat with XPE core, it can provide better elasticity than EPE inner core, but it is more expensive than EPE core.
③ one is IXPE core, it can provide better elasticity than EPE core and XPE core, but it is the most expensive for these three type cores.
You can choose different type according to your needs.