Effective after application, the collar provides long-lasting (7 to 8 months) pest control neutralizing pests by contact before they can bite or sting. Perfectly dosed with active ingredients (Imidacloprid and Flumethrin), the collar is harmless for human and animal health while being effective against external parasites. The Seresto Pest Control Collar Big Dogs is water resistant, odorless and has a safety mechanism that prevents strangulation of the dog in the event of snagging. The collar can be used from the seventh week of life of the dog and only with dogs over 8 kg.
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