Seresto³ Flea³ and Tick³ Collar for Large Dogs 8 Month Protection Collars USA. The main bugs this pet repellent collar can repel are flea larvae, fleas, ticks, chewing lice, sarcoptic mange. Deworming collars work 24/7 to help rid your pet of such annoyances as fleas, ticks, flea larvae and lice.
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