The Leisure Arts Dot Art Markers Comic Card and Envelope Set contains everything you need! Four each of three card designs are included. Let your imagination bring these designs to life with vivid, permanent colors that will not bleed. Alcohol inks may bleed through. Details: Includes assorted colors 36-piece set 4 each of 3 card designs included Markers will not bleed Acid and lignin-free, heavyweight cardstock Contents: 12 Dot Art markers 12 comic coloring cards (5'' x 7'' each) 12 white envelopes