Serest flea & tick collar provides 8 months of continuous protection for your dog against fleas and ticks with 2 active ingredients. Also kills chewing lice and aids in the treatment of canine Sarcoptic mange.
2-Pack of Large Dog collars
Kills fleas up to 8 months
Non-Greasy, odorless, easy to use
Safe for dogs and puppies 7 weeks and older
Water resistant when dog is bathed or swims once monthly