Seresto Cat Flea & Tick Collar – 8 Months Protection
Product Description The #1 Vet-Recommended Flea & Tick Collar — 8 Months of Worry-Free Protection Say goodbye to monthly treatments and hello to long-lasting peace of mind. The...
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Overview
Shipping & returns
Free shipping on US orders over $45. Most unused items can be returned within 30 days. See our refund policy for details.
The #1 Vet-Recommended Flea & Tick Collar — 8 Months of Worry-Free Protection
Say goodbye to monthly treatments and hello to long-lasting peace of mind. The Seresto Cat Flea & Tick Prevention Collar delivers continuous, vet-recommended protection against fleas and ticks for a full 8 months — no mess, no prescriptions, no monthly reminders needed.

Kills and Repels
Kills and repels fleas and ticks by contact so pests don't have to bite your cat to die.
Same-Day Effectiveness
Starts to kill and repel fleas within 24 hours of initial application and kills reinfesting ticks in as few as six hours.
Vet-Recommended
Seresto is the #1 veterinarian recommended flea & tick collar.*
Why Seresto is Trusted by Cat Owners & Vets Alike:
- 8 Months of Continuous Protection — One collar protects your cat from fleas and ticks for up to 8 months, making it one of the most cost-effective flea treatments available.
- Kills & Repels on Contact — Pests don't have to bite your cat to die. Seresto starts killing existing fleas within 24 hours and re-infesting fleas within 2 hours — before they can lay eggs.
- Fast Tick Defense — Kills re-infesting ticks within 6 hours and prevents tick infestations within 48 hours of first application.
- Odorless & Non-Greasy — Unlike topical flea treatments, Seresto is completely odorless, non-greasy, and comfortable for everyday wear — for both indoor and outdoor cats.
- Water Resistant — Remains effective after bathing, swimming, or rain exposure. Under normal conditions and with no more than one bath per month, full 8-month protection is maintained.
- Safe for Kittens 10 Weeks & Older — Lightweight and allergen-free, designed for cats and kittens of all sizes.
- Vet-Recommended & Widely Trusted — Stocked by thousands of vet clinics and trusted by pet owners for nearly a decade.
Protects Against:
Fleas, flea larvae, ticks, Flea Allergy Dermatitis, tapeworm transmission, bartonellosis, feline infectious anemia, and Lyme disease.
How to Apply: Unroll the collar, remove plastic connectors, insert through the buckle, and adjust so two fingers fit comfortably between the collar and your cat's neck. Trim any excess length beyond 1 inch (leave extra for growing kittens). Check fit periodically.
Active Ingredients: Imidacloprid, Flumethrin | Size: One size fits most cats
Common questions
4 of 4 articlesHow fast will it ship?
Most orders leave the warehouse within 1–3 business days and arrive within about a week anywhere in the US. Tracking is emailed as soon as your order ships, and orders over $45 ship free.
What if it isn't right for my pet?
Contact our support team as soon as possible and we'll help with a return or exchange. Items need to be unused and in their original packaging.
Is it covered by a warranty?
Manufacturer warranties apply wherever the brand offers one, and we'll help you start a claim. Warranty details for each product are in its description.
Can I talk to someone before I buy?
Of course. Email us from the Support page and a real person will reply, usually within one business day.
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