Mister Landscaper MLT-B30 Vinyl Drip Irrigation Tubing 30' 1/4" Coil Made in the USA Use to repair cuts or add onto existing 1/4-in vinyl Tubing Can be exposed to cold or warm climates and left on top of the ground all Year long This commercial-grade Black vinyl Tubing has a size of 0.145-In ID and a 0.295-In OD