Changing the light output of your current T8 LED light tube has never been easier simply slip the transparent tube sleeve and Pink Carnation (Rosco colour code 039) coloured insert over your existing T8 LED tube. Please note that this product measures 6 foot / 1800mm in length and 32mm in diameter which is suitable to fit most types of LED T8 tube brands (Please ensure your tube is the correct size to fit this sleeve). It is also important to note that this will not fit a T12 or T8 fluorescent tube and does not come with end caps. This product includes a transparent tube with a Pink carnation (039) coloured insert both of which are required to be installed in order for it to function correctly.