The beaphar VETOpure Plant-Based Protection Flea Collar for Dogs helps to repel fleas for up to 12 weeks. This plant-based comfortable collar contains natural plant extracts including margosa and lavender. It is recommended that this collar should be used as part of an effective flea control routine. Fleas will often infest the pets basket, bedding and regular resting areas, including carpets and soft furnishings. These areas are treated with a suitable household insecticide, like Beaphar FLEAtec Household Flea Spray, and vacuumed regularly. For best results, use the beaphar VETOpure Plant-Based Protection Flea Collar for Dogs in the season before fleas are seen. beaphar VETOpure Plant-Based Protection Flea Collar for Dogs at a glance: Plant-based collar to help repel fleas: for up to 12 weeks Comfy and adjustable: 65cm collar, not impacted by water or moisture Suitable for dogs and puppies over 12 weeks of age With natural plant extracts: margosa and lavender