Wire•Rac is the #1 solution for labeling wire shelving. Snap-On design for easy relocation. Retro-fits all major brands of conventional wire shelving with a standard 1.25 to 1.5 in. (3.2 to 3.8 cm) face. Barcode compatible, UV treated, clear plastic window protects label. The insertable feature saves time when label changes are necessary. Laser/inkjet compatible pre-perforated sheets optional. Inserts Included: 25 Per Pack.