Protect your furry friend from pesky pests with the Zodiac PEt Flea and Tick Collar for Small Dogs. Its active ingredients are scientifically proven to quickly eliminate and deter adult fleas and ticks, even those that may carry dangerous diseases like Lyme. This collar expertly targets all areas from head to tail, providing comprehensive coverage for long-lasting, 7-month protection. Its water-resistant design ensures effectiveness even after multiple baths or swimming adventures. The perfect alternative to monthly topical treatments, this collar is specifically made for small dogs and puppies with necks up to 15 inches.