Dig 100&rsquo;, 1/8 Inch Vinyl Micro Tubing with .187 OD Size: 1/8 inch, .118 ID x .187 OD Maximum operating pressure: up to 30 PSI Maximum flow rate: .07 GPM (4.2 GPH) Softer, more flexible, and easier to use than poly micro tubing Meets the demands of micro irrigation systems for above or below the ground installations