Appropriate for an array of applications and offering ample space to effectively organize items, our 21"d x 30"w 5-tier chrome wire shelving supports storage needs in both professional and personal settings such as active offices and cluttered kitchens. Open design for optimal air circulation, accessibility, and visibility Strong chrome-plated steel construction 800 lb capacity shelves can be adjusted easily in 1" increments along posts Made for indoor use, dry storage only To securely set or quickly remove shelves, tap their corners with a rubber mallet.BUY HERE. View ourWire Shelving Size Guideto see actual outer and inner dimensions.