Package contents 1 large outer storage box plus 24 small inner boxes. Outer box size: 9.1 in L x 5.9 in W x 3.1 in H. Inner box size: 2.17 in L x 2.17 in W x 0.79 in H. Safe materials Made from polypropylene PP with chemical resistance and impact resistance. The boxes are sturdy with a smooth, clean surface. Clear visibility of contents allows quick identification and retrieval. Practical design Each inner box has a hinged lid to protect contents from dust and dirt and to prevent items from spilling. The outer box features a secure lid and a convenient carrying handle for portable use. Applications Ideal for organizing and storing many small items such as rock collections, small accessories, earrings, rings, necklaces, threads, beads, letter board letters, pills, small drugs, electronic components, nail art supplies, nuts and bolts, and more. You can label boxes with numbers or dates using additional labels or a pen. Use scenarios Beaders and crafters can sort beads, threads, and small findings by color or size in the inner boxes, while the outer box keeps related items together for transport to classes or workshops. Jewelry makers and hobbyists can organize earrings, rings, clasps, chains, and other tiny jewelry findings for easy access during projects. DIY enthusiasts and technicians can store small hardware, electronic components, or assorted fasteners in a clear, organized system for quick part location.