Material - Made of cationic waterproof material for water resistance and durability Purpose and scope - Designed to store the official sealing U disk and documents of important office items - Suitable for family use and for short-distance business trips Capacity and items - Can store family diplomas, certificates, important documents, credit cards, shopping cards, health cards, jewellery, and similar small items Key benefits - Water resistant protection helps safeguard important items - Keeps USB drives, documents, and cards organized in one place - Simple, reliable storage solution for travel, home, and office use Use scenarios - Business travel or short trips: carry the sealed U disk and essential documents securely for meetings or on-site work - Family organization: store diplomas, certificates, and other important documents alongside frequently used cards for easy access - Personal travel and daily use: protect credit cards, health cards, shopping cards, and keepsake jewellery during trips or everyday activities