Perky-Pet's instant clear powder-concentrate nectar quickly prepares your hummingbird feeder. Hummingbirds will enjoy the nutritious food source, while enthusiasts can relax and watch these vibrant birds flit around the feeder. An 8-ounce bag of this powder concentrate yields up to 48 fluid ounces of clear hummingbird nectar. For use, simply measure the powder, mix with water, and fill the feeder. Any leftover nectar can be stored in the refrigerator. Remember to regularly clean and refill your feeder to maintain healthy and content hummingbirds.