Nev's Ink 1/2 inch X 500 inch (6 pack) Color Coding, Nursing, Laboratory, Multi-purpose (Red) Quantity: 6 rolls, 1/2 inch by 500 inches (1.27 centimeters by 1270 centimeters) Tape can be written on with pen, pencil, or permanent marker. Strong, durable, oil resistant, water proof, and acid resistant Tape will stick to most surfaces including glass, plastic, and metal. Removes cleanly and easily Tape can withstand temperatures from 10 to +250 Fahrenheit (-23 to +121 Celsius)