The Zodiac Flea and Tick Collar is a fast acting solution for fleas and ticks, including those carrying Lyme disease! It begins killing and repelling these pests on contact, and provides continuous protection for 7 months, even when wet.
The new red collars work up to 2 months longer than the previous version!
Note: For small dogs and puppies with necks up to 15" around. Do not use on puppies under 6 weeks of age. Follow all directions for use.
Active Ingredient: Tetrachlorvinphos - 14.55%
Other Ingredients: 85.45%