Measuring 900mm in length this magnificent Violet coloured LED T8 tube sleeve is a great option for changing the output of your LED tube to create a totally new feel to your room for events parties and gatherings. It is 32mm in diameter making it suitable for most makes of LED T8 tube. The installation process is a simple and easy process all that is require is that you uninstall your current 3 foot LED tube slide the clear sleeve violet insert over the tube and then reinstall your LED. Please note that this product comes as a clear sleeve with a coloured insert and that both parts are required for this product to work. Not suitable for T8 or T12 fluorescent lights and does not require end caps.