ALZOO Flea & Tick Dog Collar, Helps Repel Fleas, Ticks & Mosquitoes, 100% Plant-Based Active Ingredients, Phthalates and PVC Free, for Large Dogs: 40+ lbs

Using natural active ingredients, ALZOO collars for large breed effectively repel fleas, ticks, and dust-mites reducing the number of bites. Laboratory tested. Replace every 3-4 months for maximum protection or if re-infestation is a risk.

Active Ingredients: 4.3% Cedarwood Oil, 4.3% Peppermint Oil. Inert Ingredients: Nylon, Zinc Stearate, Almond Oil 91.4%. Total 100%