Chalk Cartridge Set is ideal for hobbies, sewing, quilting, tailoring, model building and more. Try using it for making labels marking and drawing on a large assortment of materials such as textiles wood paper plastic and more. Cartridges come break-proof packed and are economical in use and can be easily changed. Set includes: cartridge chalk sharpener, 8 white chalk refills, and 1 each of neutral, orange, pink, light, blue, light, green, purple, violet, and yellow chalk refills.