A sleeve cover that has been coloured with the shade of blue known as Quarter CTB (Rosco code 203) and is designed to fit with 1200mm (4 foot) LED T8 tubes. This simple yet very useful product will change the colour of the output produced by your LED tube making it a great addition to an event party or gathering. The installation process is straightforward which makes it possible for most individuals to do. Simply uninstall your current LED tube slide the coloured insert clear sleeve over the tube and reinstall your LED. It is made to fit 32mm diameter LED tubes making it compatible with most brands. Please note that this product does not come with end caps and is not suitable for T8 or T12 fluorescent tubes.