IDEAL STORAGE SPACE: This perfect cabinet shelf for office, school or gym lockers. No pre-drilling or gluing required, you simply adjust the locker shelf to the proper width and then adjust the screws to secure the fit. EXPANDABLE DESIGN: Width can be adjusted as needed from 12inch to 16inch to add additional storage units to your lockers. Perfect for office, kitchen, school, gym or home lockers. UNIVERSAL DESIGN: Tool-less installation fits most standard size metal lockers. Adjust the spring-loaded clips to bring the locker shelf to the proper width, then rotate the built-in rubber non-slip feet on both sides for fine-tuning. Secure it with the tension of the locker shelf, it's that simple! METAL DESIGN: locker organizer shelf is made of metal and industrial construction, it can easily hold up to 20-30 pounds and will not bend under the influence of gravity. Visually blend in with your locker adding style to your life. IMPORTANT NOTE: This product is pressure mounted and works best on solid walls. It will work on slightly flexible walls but may not hold well on very thin or highly flimsy walls. Cabinet partitions can be extended without punching: about 24 x 30cm Color: White Material: Plastic+Metal Package Contents: 4 * Locker Organizer Shelf