Multifunctional storage box, dustproof and moisture-proof. Transparent and visible, easy to find, refuse to search, see what you need at a glance. Medium Size: Can hold 6-10 documents, birth certificates, certificates, and motor vehicle certificates. Protect documents, avoid wet and worn out, store them reasonably, save space, and be easy to Multifunctional, can also store items, toys, medicines, and all other small items.