LEWISBins+ Polypropylene Bins are designed for secure storage of small parts in assembly operations, health care, stockroom, and warehouse applications. Constructed of durable polypropylene, these bins resist water, rust and will not corrode. Large hopper front permits easy access to stored contents. Use alone or stacked for maximum space utilization. Bins also include: label/bar code insert area and rear lip that permits hanging from louvered panels. Made in USA.