Mister Landscaper MLT-S20 20ft Vinyl Green Drip Irrigation Tubing W/10 Couplers Made in the USA Can be exposed to cold or warm climates and left on top of the ground all Year long. This commercial-grade Green vinyl Tubing has a size of 0.145-In ID and a 0.295-In OD. Simply use a pair of scissors, garden sheers or Tubing cutters to cut this Tubing. 20 foot coil / 10 couplers per bag