4" deep x 10" long injection molded cost effective styrene shelf with sign slot primarily used to display a shoe. can also be used to display small, light to medium weight items such as: electronics (phones,palm pilots and calculator); Beauty supplies(cosmetics,fragrances,etc.); and General merchandise(book and music accessories). Styrene material is cost-effective. Please call our sales department for other slat wall displays that are not shown on our website. Ask for free catalog. 100 per box.