ShieldTec Plus is a 3-6 month flea, tick, and mosquito prevention treatment for large dogs weighing 34-66 lbs. It comes in a 1-pack bundle with waterproof treatment drops. ShieldTec Plus is safe for puppies and meets strict EPA guidelines for pet exposure. The product is designed to prevent mosquito or tick bites, lice or flea infestations.

Large Dogs 34-66 LBS 3 months And One Size Fits All 6 months