"I just risk the lives of my dog, bichon frize, 5 years, 2.5 kg! Product toxicity is not suitable for small animals regardless of age contrary to what the manufacturer. It focused;. this necklace one and a half Product attacked his nervous system and for 48 hours she lost control the movements of his head or his feet, had no sense of direction, it is constantly exhausted against these sudden movements even at night ... A visit to the vet was saving! So be very careful because if this product to avoid sandfly you kill your dog or keep it as a vegetable ... It must weigh the pros and against ... Happy holidays to all! "