Remember to measure your pet for the paw-fect fit. Protect your furry friend from fleas， ticks and other pests with Tickless Class Pet Natural Tick & Flea Repeller Cat & Dog Collar! This unique collar is designed to repel fleas and ticks without the use of harsh chemicals or nasty odors. It emits a series of silent ultrasonic pulses that disorient tiny invaders without harming or annoying humans or pets， making it an environmentally friendly way to deter itchy pests. You can even use it for young， elderly， ill or pregnant pets， as the lack of chemicals and fragrances makes it safe for them to use. It is not as effective for pets already infected with fleas and ticks. Available in a variety of colors， this water-resistant collar is designed for both cats and dogs.