Dog Gone Smart introduces Nano Technology to the pet industry. We use performance fabric finishes of NanoSphere and ActiveSilver that keeps the beds clean and kills bacteria naturally, as well as stands up to the wear and tear of the most active dogs. These fabrics are non-toxic, pet safe and environmentally friendly. The beds also require less washings and dries faster than traditional fabrics. Dog Gone Smart Beds - Eliminate Odors - Repels dirts and liquids - Kills Bacteria and Viruses on Contact - Reduces Skin Allergies - Provides comfort, durability and support.