Lynk Locking Shelf, Large, Platinum: * These heavy-duty shelves lock over any solid shelf to double shelf space in the kitchen, pantry, closet or laundry * Stays rigid and securely in place * Heavy-gauge square epoxy-coated steel and steel mesh * No tools needed * Dimensions: 21.6"W x 10.8"D x 7.7"H * Model# 640111