Safer Brand Critter Ridder Deer & Rabbit Repellent Concentrate contains a blend of ingredients to repel deer, rabbits, and squirrels from your yard. The unique concentrate repels by overwhelming the animals senses of scent and taste. The formula contains putrescent egg, which resembles the odor of a decaying prey. As a second layer of protection, Critter Ridder contains spicy peppers and garlic, causing an unpleasant taste. These ingredients signal a flight response and train the animals to stay away from the area. Critter Ridder Deer & Rabbit Repellent Concentrate Repellent is weather resistant, and can be used outdoors in places such as lawns, gardens, near trash cans, and more. To use, mix a small amount of concentrate with water in a reusable spray bottle until you reach your desired amount of solution. The 32 oz bottle can protect up to 4,000 sq ft for up to 90 days- providing you with long-lasting protection.