Make your mark on the world with Avery Marks A Lot Permanent Markers. These large, thick point markers hold over 30% more ink than regular desk-style markers. The resilient chisel tip stays solid even with frequent use and is great for creating various line widths. The black permanent marker ink dries quickly when used, but won’t dry out if the cap is left off for up to half an hour. The permanent ink resists wear and water exposure and is perfect for any use. These large black markers work with multiple surfaces including paper, cardboard, metal, PVC, concrete, plastic and ceramic. Write on sports equipment, make signs for yard sales, mark boxes and more. Marks A Lot chisel tip permanent markers are great everywhere from classrooms and offices to warehouses and manufacturing facilities. Avery Marks A Lot permanent markers are also low-odor and nontoxic markers, making them safe in classrooms as well as in laboratories. The ink is ACMI certified as nontoxic and conforms to ASTM D4236. Item includes 12 boxes of 36 markers for a total of 432 markers.