Add some color control to your work with this 20-filter OCF Color Correction Gel Pack from Profoto for the B1 or B2 flash system. The kit includes CTO and CTB filters for daylight and tungsten conversion as well Plus Green filters for working with fluorescent sources. Individual filters included are 3x Full CTO, 3x Half CTO, 3x Quarter CTO, 2x Eighth CTO, 1x Half CTB, 1x Quarter CTB, 1x Eighth CTB, 2x Plus Green, 2x Half Plus Green, and 2x Quarter Plus Green filters.