The Perky-Pet Pinch-Waist Glass Hummingbird Feeder features 6 feeding ports, a unique circular perch design and holds 30 ounces of nectar. The glass feeding cylinder provides a more durable option than plastic cylinders of the same sort. Use the included hanger to hang it from a branch or hook. This indeed is our best and is the most economical nectar feeder on the market! For best results, use Perky-Pet Instant high energy nectar.