The Pet Bed Acrimet has a PVC-coated polyester mesh fabric, hygienic, resistant and washable, with hook and loop closure at one end to allow assembly and disassembly. Structure in stainless steel tube. Feet with rounded ends, injected in engineering plastic, have internal reinforcements to avoid contact between the beds when stacked. Easy assembly, easy storage and stackable. Dimensions (assembled): 40" Length x 24" Width x 4 1/2" Height. No product is 100% indestructible. Supervise your pets activities.