Raindrip 018010T Poly Soaker Hose 1/4-Inch x 100-Feet Black Laser Tubing Manufactured from linear low-density polyethylene. Easily connects to Raindrip 1/2" poly hose with a 1/4" tee or connector. Laser holes drilled on the diagonal spaced at 6" intervals, provide an irrigation rate of 2 GPH per foot. Maximum length of individual line is 15'. 100' bulk coil.