Flea and Tick Collar for Large Dog, Safe, Waterproof, Free Comb, Charity 2 Packs

WORKS WITHIN 2 HOURS AFTER TOUCHING COLLAR: ShengKou collars include the most effective all-natural formula used by leading brands in the pet care industry, We use citronella and other safe formulas, Our product not only repels fleas and ticks, but also fights lice, mites, and all larvae types or mosquito , ant ,cockroach.Pests usually die within 2 hours of touching collar. 12 MONTHS OF CONTINUOUS PROTECTION: The Shengkou Flea Collar's innovative sustained release technology repels fleas, ticks, mosquito, cockroach and other pests for 12 months with one easy-to-use, Natural citronella smell, non-greasy flea collar. 100% NATURAL INGREDIENTS: The Flea Collar only contains a Citronella essential oils, making it 100% natural and giving the collar a 0% allergic reaction rate! PERFECT SIZE: Our collar is built to be used for any sized dog. Simply adjust the collar to fit the length you need and cut off any remaining length. WATER RESISTANT COLLAR: ShengKou Collar allows your beloved dogs fu