The Core Space substrate with a base of 30cm height, consists of wooden planks on the surface that the mattress touches. It offers sufficient storage space with 2 (in the single) or 4 (in the double) large drawers. From the dimension 1.30 and above it is divisible, for easy transport. The Core Standard prices above refer to a 18cm high substrate Legs: 6 -12cm Base: 30cm The substrate is covered with fabric. Required measurements : for fabric width 1.40m->3.80m for fabric width 2.80m->2.70m Fabric options