Advantage II Topical Flea & Tick for Dogs Pet Size:Large Dogs (21-55 lbs) A breathable design that ensures

A breathable design that ensures comfort and lightweight protection from the winter chill

Spreader washer

Very effective for training and performance

6-foot cord with anti-rub protection

056 mg zinc methionine per pound

Advantage II Topical Flea & Tick for Dogs Pet Size:Large Dogs (21-55 lbs) A breathable design that ensuresElanco Advantage II for Dogs Advantage II for dogs controls existing flea infestations on your dog and prevents further infestations from occurring. Advantage II contains 9. 1% Imidacloprid, plus an insect growth regulator Pyriproxyfen and works on contact, so that fleas dont have to bite your dog to die. Features: kills 98 100% of all life stages of fleas within 12 hours of application prevents further infestations for up to 4 weeks kills lice