This 8-pack of reusable color gels includes red, orange, light orange, yellow, green, blue, purple, and pink. Easily add a pop of color or subtle effects to your photos without the headaches of traditional film-based gels. Gelling the FJ400 with light modifiers including Rapid Box Switch, umbrellas, and softboxes has never been easier. FJ400 FlexiGels allow you to add a pop of color or subtle effects to your photos without the headaches of traditional film-based gels. Slide one of these flexible rubber Westcott FlexiGels gels over the FJ400 strobes glass dome for endless creative lighting possibilities.