Remove clutter from bench tops and drawers. The transparent polycarbonate inner compartment allows quick identification and tilts out for filling or cleaning. Ideal for pipet tips, filters, microcentrifuge tubes, etc. Interlocking ribs allow boxes to be connected together in any combination to fit available bench or shelf space. Overall: 4-3/4Wx5-1/4Hx5-1/2 inches deep. Case of 4 boxes.