Perky-Pet 244CLSF 2-Pound Bag of Instant Clear Concentrate Hummingbird Nectar Birds love the 100% sucrose formula, which digests easiest This mix has no dye - makes clear hummingbird nectar 2 lb. Bag makes up to 192 oz. Of hummingbird nectar No boiling necessary, just mix with water Mix 4 teaspoons of concentrate for every 3 fluid oz. Of water