This mat is modular that accompanies your pet during the growth. This module is available in various colours. The inner mattress is made with a sturdy rubber but at the same time, it is flexible and ergonomic to guarantee the best support to your animal's spine. The external coating is made and tested for the absence of harmful substances. So don't worry if your pet starts to nibble it. It is also antibacterial, anti-mould and ultra-resistant to traction, tearing, abrasion and pilling.