Vet's Best Flea & Tick Yard & Kennel Spray EFFECTIVE - Vets Best Flea and Tick Yard and Kennel Spray kills mosquitoes, fleas, flea eggs, and ticks by contact. Proven effective. OUTDOOR USE ONLY - Connect it up to your garden hose with the convenient hose attachment, and treat up to 4,500 square feet of your great outdoors. Refer to the directions in product description prior to use. PLANT-BASED AND SAFE - Our formula uses certified natural essential oils and plant-based ingredients, such as peppermint oil and eugenol (from clove plants.) Not known to be harmful to trees, shrubs, or flowers. NON-STAINING - Vets Best Flea and Tick Yard and Kennel Spray can be used on turf, lawns, kennels, patios, and other outside surfaces, and will not stain. MADE IN THE USA and proven effective.Safe for use around dogs and cats 12 weeks or older