Sabunol GPI is a modern tick and flea collar for dogs, effective and convenient to use. The unique combination of three ingredients: permethrin, imidacloprid and geraniol ensures effectiveness for 3 months. Studies confirm high local and general tolerance which makes the collar safe to use. Fights ticks and fleas for 90 days.The collar should be removed from the sealed package, adjusted to the circumference of the dog’s neck and put on. The collar is waterproof and should remain on the pet’s neck at all times. The light tarnish on the collar is a natural effect of the manufacturing process and gradually disappears during use