Size: 4.5" W x 8" D x 3" H Durable plastic material Perfect for organizing your home, office or worksh Curved bottom hopper front for easy parts removal Water, rust and corrosion proof These Stacking Bins store and organize a wide variety of small parts while still keeping them within reach, making it easy to store and take them to any work area. Stack vertically to save space, display them on a shelf, or hang onto a railing. High-quality plastic ensures that it will not crack or shatter. They are ideal storage solution for nuts and bolts, paper clips, binder clips, embellishments, buttons and much more!