A straight forward to install 1200mm LED tube sleeve that offers a consistent coloured output which will help to change your space for parties gatherings and events in general. Once installed this product will allow your light to output a steel green colour light which is Rosco code 728. To install this sleeve you must remove your LED T8 tube and slide over the clear sleeve included with this item. Once the clear sleeve is installed the steel green coloured insert can then be slide in between it and the tube to hold it in place. It has been designed to fit up to 32mm diameter LED tubes which is suitable for the majority of brands (please check to ensure that yours are compatible). Please note that this product does not include or require end caps and is not suitable for T12 or T8 fluorescent tubes. LED tubes only.