Customize the look of your compatible hummingbird feeder with your preferred port design and color! Includes 9 lifelike Tulip flower ports with leak free fit The flexible soft port allows for maximum feeding comfort for your hummingbirds Keep your feeding ports clean and safe for ...Customize the look of your compatible hummingbird feeder with your preferred port design and color! Includes 9 lifelike Tulip flower ports with leak free fit The flexible soft port allows for maximum feeding comfort for your hummingbirds Keep your feeding ports clean and safe for your hummingbirds with the included cleaning brush! Compatible with all current models of Nature's Way and Wild Wings hummingbird feeders and any alternative hummingbird feeder with a 1/4" port opening! All parts and products on this site are proprietary designs of Nature's Way Bird Products, LLC.