• Fresh scented
• Kills and repels fleas, ticks, flea eggs and flea larvae, plus prevents flea eggs from hatching for 7 month months. Can be worn simultaneously with your dog's regular collar
• Water-resistant design won't cause loss of effectiveness if your playful pup takes a stroll in the rain
• Fits dogs with necks that measure up to 22 inches
• For use on adult dogs and puppies 12 weeks of age and older