The Johnson's 4Fleas Spot-On is a game-changer for puppy parents and dog owners battling fleas. This 4-in-1 product serves four purposes in one, combining a spot-on flea treatment, an effective flea collar, a unique larvicide device, and a powerful scent eliminator. It's a 4-week protection solution, making it perfect for use on puppies weighing 4-10 kg. The spot-on adheres quickly, ensuring quick and effective contact with fleas. Furthermore, its dual-action larvae control formula helps eliminate not only adult fleas but also their larvae, ensuring long-term protection. The unique larvicide device works synergistically with the spot-on, further enhancing its effectiveness and making it a reliable, user-friendly companion in your flea-fighting arsenal.