This is a package of 20 white plastic identification key tags with hooks used to hang in key boxes. Typically used with a number of fleet vehicles or a variety of room keys when you need to identify keys quickly. Each plastic tab is 1-1/2 in. x 1-1/2 in. square with a cut out for hanging. These key identification tags are sturdy and will stand up to being taken out and put back into a key box repeatedly over and over. The porous tags can be written on to be able to identify your keys quickly and easily.