As pet parents, your furry friends are a part of your family. That’s why you trust Advanllent Flea & Tick Treatment & Prevention Collar for Dogs. With this collar, you can confidently care for your tail-wagging BFF without the expense of a vet visit. This effective collar is non-greasy and waterproof. Plus, it begins working within the first twenty-four hours to give your furbaby fast relief. It contains safe and effective ingredients that immediately start fighting pests and works for up to six months. For convenience, this is a one-size-fits-all collar that can be adjusted and cut to fit your pup.