Keep your dog flea and tick-free with this all-natural pest repellent for dogs from Zero Bug Zone! Each single pack contains 1 chemical-free flea and tick repellent tag. These natural tags create a barrier that are eco-friendly and last up to 3 months. Tags are safe for both people and pets! Never worry about using chemicals to keep fleas and ticks away again! Nontoxic & Odor-Free. Made in USA. Recommended by the Pet Beastro as a natural alternative to chemical pest sprays!