Won't dry out leave cap off up to _ hour! Bold marking, permanent ink provides high visibility.
Marks on virtually any surface, including cardboard, metal, and plastic.
Quick drying, water and rub resistant.
Durable chisel tip marks in a variety of widths.
ACMI certified to meet Federal standards of nontoxicity, safe for office, school, or home.
Conforms to ASTM D4236.