This is the last bed your pet will ever need. The GelFoam helps keep your pet warm in the winter with dense insulation, while the gel helps keep your pet cool in the summer by maintaining a lower ambient temperature. Gel-Pedic utilizes a patented, organic flea and mite control system called Repel - a - Flea. Each pet bed includes built-in eucalyptus pockets that help drive away fleas and mites. Smells Fresh - The natural propoerties of eucalyptus provide an aromatic freshness throughout your pets bed. Natural Nesting Shape - Gel-Pedic pet beds provide a patented contour that gives your pet a natural pre-nested shape for ultimate comfort and security.Pet Bed Cover can be easily removed for cleaning. Replacement GelPedic Pet Bed Covers are also available in khaki or denim.