The first kit is for the DAYLIGHT 5600K Head. The orange filters convert Daylight to 3200K Tungsten. The Filter kit consists of one half diffusion, a full CTO [color temperature orange] 1/2 cto, 1/4 cto & 1/8 cto.
The 2nd kit is for the Tungsten 3200K Head. The blue filters convert Tungsten light to 5600K Daylight. The Filter kit consists of one half diffusion, a full CTB [color temperature blue] 1/2 ctb, 1/4 ctb & 1/8 ctb.
Both kits come with a convenient carrying bag as seen in the third image.
Options:
sku# 7553 1X1 Gels for Daylight Fixture 900-3000 (Replaces Part # 1GELS CTO)
sku# 7554 1X1 Gels for Tungsten Fixture 900-3001 (Replaces Part # 1GELS CTB)
WARNING: This product may expose you to chemicals which are known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.