Hartz UltraGuard Pro Flea & Tick Collar for Dogs and Puppies with Reflective Technology is formulated to effectively kill both fleas and ticks for up to 7 months. This treatment also prevents flea eggs from hatching, thereby preventing re-infestation. A reflective strip on the collar reflects direct light for up to 450 feet for an added dimension of nighttime safety. With an easy-to-adjust white collar, this product can fit comfortably around your dog?s neck.

Kills fleas and ticks Prevents flea eggs from hatching Reflects direct light up to 450 feet May be cut to size up to 26 necks Released fresh scent Water resistant Lasts for 7 Months