Treatment and prevention in one step. Kills adult fleas and ticks on dogs and puppies 12 weeks of age and older. Kills and repels mosquitoes for up to 6 months. Contains insect growth regulator which kills flea eggs and larvae before they hatch. 

Water-resistant; remains effective following shampoo treatment, swimming, or after exposure to rain. 

Place collar around dog's neck, buckle and adjust for proper fit. Reapply a new collar every 6 months. Do not use on cats. 

Contains 4% deltamethrin and 1% pyriproxyfen.