Ceva VECTRA 3D Large Dog 55lbs to 95lbs (6- Pack) Vectra 3D, Model Number: D73830D

Protects for 1 month. Prevents all flea stages from developing. Quick drying, non-greasy and waterproof.You may also like Vectra 3D Flea & Tick Spot Treatment for Dogs 56 to 95 lbs 3 dose.