Measuring 6 foot (1800mm) in length this Violet coloured T8 LED sleeve cover is the ideal solution for changing the output of your current LED tube to create a totally new feel to your room for gatherings parties and events. It is 32mm in diameter making it suitable for most major brands of LED T8 tube (please ensure yours are compatible). Installing this product is a straight forward process all that is required is that you uninstall your current 1800mm LED tube slide the transparent retention sleeve violet coloured insert over the tube and then reinstall your LED T8 tube. Please be aware that this product comes as a clear tube with a coloured Violet coloured insert and that both parts are required for this product to work. Not suitable for T8 or T12 fluorescent lights and does not come with or require end caps.