The Grainger Instructional Label Contents PK500 is a pack of 500 blank instructional labels made of white polyester. These labels measure 1" x 2 5/8" and have a permanent acrylic adhesive backing. They are designed for identifying contents of drawers, shelves, bins, and other storage areas in commercial and industrial settings. The labels resist moisture, abrasion, chemicals, and temperatures up to 200°F. They can be written on with pen, marker, or thermal transfer printer. This pack of 500 blank white instructional labels is ideal for organizing contents in warehouses, manufacturing facilities, auto shops, and other businesses.