Hunter Sprinkler FLEXSG Kink-Resistant Irrigation Tubing, 100-Feet Hunter FlexSG Tubing is a flexible tube that is engineered to resist kinking and provide a connection to the sprinkler Its texture makes it easy to grip in wet conditions and its low-density polyethylene material means it's built to last For the most flexible, textured tubing on the market, the choice is clearly Hunter's FlexSG