Lees Aquarium Airline Tubing comes in multiple lengths to meet virtually any aquarium need. This flexible standard airline tubing is great for use with air pumps, bubbler decorations and more. Standard kink-resistant clear tubing Great for use with air pumps, bubblers and more Multiple lengths suit a variety of aquarium applications Made in the USA.Airline Tubing Dimensions: 0.165" ID and 0.225" OD