TORRIX Cats Flea and Tick Collar &ndash; 8-Month Flea Prevention Cat Collar &ndash; Adjustable and Waterproof Cat Flea and Tick Control 8-MONTH PROTECTION: This cats flea and tick collar can prevent your pet from fleas, itches and ticks for 8 months. It would be definitely an economical way rather than spend much time and money buying shampoo or visiting your vet often. MULTIPLE SIZES: Our 7 to 13 inches cat collar fits all sizes and weights of cats. Just need to adjust or cut off the excessive length to fit your pet. EASY TO USE: Torrix cat flea treatment is equipped with a detailed usage instruction. Simply put the collar around your flea cats' neck, adjust the length, leave a room and buckle it. WATERPROOF: Don't worry if your flea cats get wet while wearing flea collars because the waterproof design helps the cat flea collar still work effectively. LIFETIME MANUFACTURERS GUARANTEE: If you're not completely satisfied with our flea treatment for cats or if there's any technical issue, feel free to contact us or return our product within 60 days. We'll offer you 100% refund.