Posca PC-8K (also known as PC-85F) Fluorescent markers have an 8mm slanted chisel tip and bright, fluorescent colored paint in FL Red, FL Yellow, FL Green, FL Orange, FL Light Orange, and FL Pink. Sold individually. Won't wash off in the rain.
Contains non-toxic water-based paint. Mark on metal, wood, glass, plastic, plaster, canvas and more. Excellent for signs exposed to the weather. Great for temporarily marking up glass windows. Popular with surfboard painters. Also used in restaurants to write on menu boards.
Fluorescent colors are used extensively by auto dealers to mark windows with advertisements and collision services.
Marks are removable from non-porous, sealed surfaces like glass, plastic and chalkboards.
Opaque, water-based acrylic paint is non-toxic and acid-free. Odorless, light-fast, Xylene-free, lead-free and waterproof when dry. Will bond permanently to wood, clay pots, posterboard, plaster and other porous materials.