High Colour Stability. Suitable For Most Light Frames. Wide Range Of Colours. Colour GEL sheets available in 16 colours. Lighting gel is a flexible polycarbonate or polyester material- that can easily be cut to size for a wide range of applications from live events- film- photography- architectural installations- art projects and increasingly colour correcting LED light sources. Suitable for all PAR cans- pin spots and stage spots. Sheet size 1210 x 530mm (48″ x 21″). gel sheet-stage lighting gel-lighting gel sheet-colour filter