Add the jet emitter of your choice to this convenient assembly that comes with 24 in. of tubing connected to a 1/4 in. barbed inlet at the end, all preassembled on a 12 in. stake. To install, connect jet (sold separately) to tubing, insert the barbed inlet found at the end of tubing into a punched hole in supply tubing, and place the stake into the ground. The assembly is made of ABS plastic and vinyl treated with UV inhibitors to prevent fading and cracking