For perfect bends in the Alphacool HardTubes now there is the perfect solution.Simply insert the silicone inside the HardTube and heat the desired location. Thanks to the extremely heat-resistant silicone the pipe can be bent without the curved point kinking. After cooling, the silicone can be easily removed.Available for HardTubes with 10mm 12mm and 13mm inner diameter in each 30cm length for curves in short pipes and 100cm or 150cm length for curves in longer pipes.