Pet Protector Non-toxic Flea and Tick Repellent Effective for TWO YEARS! Cheaper than applications of monthly flea meds Totally Safe: Non-Toxic, Chemical-Free, Eco-Friendly, All-Natural Convenient to Use: no monthly applications, just hang it onto your pet's collar, lasts for TWO YEARS 100% SAFE for newborns, sick animals and aged pets 100% customer satisfaction guaranteed