Healthy Materials: We arranged the 0.5CM skin friendly fuzz inside the dog bed xl, and surface with meteor shower pattern, because warm patterns can soothe dogs' emotions, at the same time it won't be stuffy or hot, the powerful waterproof function can resist liquids such as saliva/urine, no odor, it can prevent skin diseases; The external material is anti biting stereoscopic stripes; The bone strips at the joints make the xl dog bed prevent collapse, increase the service life. Archie & Oscar