These jumping mats are suitable for your trampoline:

Replacement Jumping Mat for Trampoline inSPORTline Cordy 114cm - Yellow
  38,50 
In Stock
Replacement jumping mat for spring-less trampoline, water and heavy load resistant … Buy
Replacement Jumping Mat for Trampoline inSPORTline Cordy 114cm - Pink
  38,50 
In Stock
Replacement jumping mat for spring-less trampoline, water and heavy load resistant … Buy