The Mag Mod Mag Gels Creative set provides you with one of each of the following coloured gels: Red, Orange, Yellow, Green, Blue, Teal, violet, & Magenta. These rigid polycarbonate gels simply slip into a durable, magnetised rubber sleeve (sold separately), enabling you to add & correct colour quickly & easily. Up to 3 gels can be stacked together, giving you a wide range of possibilities.