Naturally Fresh Hummingbird Nectar with Nectar Defender, A Powder Food Mix with Long Lasting Results, Makes 96 ounces of Clear Feeder Sweetness NECTAR DEFENDER PROTECTS THE HUMMINGBIRDS: You help to ensure the health and wellbeing of these little angels by preventing nectar spoilage for weeks. The birds come back more often because they will enjoy the Naturally Fresh nectar every time they visit your feeder. Works great especially for warmer weather. STORE UNUSED NECTAR: The bag is resealable. You can make a single serving then reseal and store it. As long as you keep it dry it will have unlimited shelf life. Pair it with your favorite hummingbird feeders and you are ready to go. PREMIUM CONCENTRATE FORMULA: Sapphire labs is committed to excellence with our birding population. Only the finest ingredients are used. Using our hummingbird line of products is a healthy choice for feeding and attracting Hummingbirds and Orioles. HUMMINGBIRDS LOVE IT: Its why we know it works.Made In The U.S.A.