This beautiful coloured LED tube sleeve accessory has been carefully made to suit standard 32mm diameter LED tubes. Measuring 900mm (3 foot) in length this easy to install product is the perfect solution for changing the colour of your light for gatherings parties and events. To install this product begin by removing your existing LED tube and then slide over the sleeve (with coloured insert) and then reinstall your LED T8 tube. Once installed it will produce a vibrant SP M Lavender colour which is Rosco colour code 343. Please be aware that this product does not come with end caps (not required) and is not suitable for T12/T8 fluorescent tubes.