The perfect way to mix and store hummingbird nectar, our special gift boxed set includes a 32 oz. handblown nectar bottle and a 16 oz. box of no-boil nectar, (pure extra-fine cane sugar with no coloring or preservatives.) It is essential to keep fresh nectar in your feeders. This bottle, with fill lines indicating both nectar and water levels, is a great assistant to easy feeder care. Just make a batch, clean your feeders and fill. Store your nectar in the refrigerator for the next cleaning and fill-up.