This hummingbird feeder is designed to be sturdy and long-lasting. The nectar bottle is constructed of polycarbonate plastic. Stainless steel base and flowers are chosen to be long-lasting and weather-resistant. The large capacity bottle holds 24-Ounce of nectar to energize your beautiful hummingbirds. If you have fewer hummingbirds, you may use less nectar per filling. The life-like flowers are a sure attractant for hummingbirds. This feeder easily disassembles for thorough cleaning and the wide-mouth bottle opening makes for easy pouring of nectar. S-hook is included to hang from any Stokes Select accessory. Make your own nectar:- 1 part white table sugar (not honey or artificial sweetener)- 4 parts waterCombine and boil for 1 minute to dissolve sugar. Allow mixture to cool, fill your clean feeder. Extra solution can be stored in the refrigerator.During hot weather it is recommended to change the nectar every couple days to avoid any mold.Hummingbird Tip:To encourage hummingbirds to stay in your area, create a good habitat with a variety of trees; areas of sun and shade, and lots of flowers that hummingbirds favor.