Some pet owners may be concerned that a cat could get stuck while wearing a collar. Each Seresto collar is designed with a safety release mechanism. If unfortunately, a cat does become trapped, the cat's own strength is sufficient to widen the collar to allow for quick release.
Seresto Flea and Tick Collar for Cats | Petco
Our cat always felt bad for a few days after applying a topical flea and tick treatment. This is the second Seresto collar he's worn without any side effects. No fleas or ticks, as promised. We will continue to use this product.
Seresto Flea and Tick Collar for Cats
Seresto is a unique flea and tick collar that provides up to 8 months of protection. Made of a novel blend of materials, it releases its active ingredients in small doses giving your cat a safe and controlled barrier. The Seresto collar not only kills existing fleas and ticks but repels ticks before they bite. This helps protect your pet from diseases spread by these parasites. Seresto can be worn along with your cat's normal collar and can be adjusted to fit any cat.
Seresto Flea & Tick Cat Collar - PetSmart