Johnsons flea & tick collars are the ideal solution to your dog's flea and tick problems. This waterproof collar is effective for up to 4 months and will kill any fleas or ticks that happen to prey on your pet. The collar will fit both large and small dogs as the collar can be cut to size. Each collar Contains 3.6G dimpylate.
- Water resistance
- Kills fleas & ticks for up to 4 months