Featuring a 5/8" chisel tip and a wide barrel, this Jumbo Marker is great for when you need your lines to be thin or extra wideWrite smoothly on practically any surface including paper, cardboard, metal, PVC piping, concrete walls, plastic containers and ceramic tilesAvery permanent markers won't become dried out for up to half an hour without a capThese permanent markers last up to half an hour without a cap and feature a low-odor formula that is ACMI certified and conforms to ASTM D4236 for safetyWear and water resistant ink sets in quickly and makes these the best markers for writing on boxes, marking sports gear, labeling plastic containers and moreACMI certified. Conforms to ASTM D 4236.