This filter pack contains an array of filters - each 30.5 x 30.5cm in size - plus an internal folder. The 15 differing coloured filters have been selected to adjust and balance the colour of various light sources, including CBTs to boost the temperature of warm lights, CTOs to boost daylight balanced sources and a range of plus and minus green filters to modify the light from other artificial lighting. The full filter list comprises of: Full Blue, 1/2 Blue, 1/3 Blue, 1/4 Blue, 1/8 Blue, Roscosun 85, Roscosun CTO, Roscosun 1/4 CTO, Roscosun 1/2 CTO, Roscosun 1/8 CTO, Tough Plusgreen, Tough 1/2 Plusgreen, Tough 1/4 Plusgreen, Tough Minusgreen, Tough 1/2 Minusgreen and Tough 1/4 Minusgreen. The filters can be attached in front of a light source - from flashguns to LED lights and windows - in order to modify the hue and create a myriad of effects. The sheets can easily be trimmed and folded in order to meet your specific requirements. Suitable for videography, photography, mood lighting