Cakes require little storage space, can't spill, and last longer. To use just wet brush and start painting. Large 2" x 2" x 1/2"cakes. Eight Color Tray Set: Cakes in a reusable plastic tray with plastic envelope. Colors: Black, Blue, Brown, Green, Orange, Red, White, Yellow. Twelve Color Assorted Pack: Cakes in reusable, individual plastic clamshell containers. Colors: Black, Blue, Brown, Green, Orange, Red, White, Yellow, Magenta, Peach, Turquoise, Violet.