Generous capacity The expandable design securely transports many documents, providing a practical balance between portability and storage for school and office use. Optimized space usage Two position options and a sturdy carry handle enable mobile use. The folder combines space saving storage with easy access and quick retrieval. Wide compatibility and flexible layout Maximizes limited space by fitting neatly in drawers and on shelves. adjustable layout options and dual compatibility for horizontal or vertical storage solutions. Waterproof and durable Robust, stain resistant and waterproof construction protects documents from tearing, bending and spills for long term storage and safety. Key attributes Function: expandable capacity with two position options and a carrying handle for mobility Compatibility: suitable for horizontal and vertical storage in drawers and on shelves Size: designed for compact yet ample document accommodation Material: durable, waterproof and stain resistant Performance: protects against damage and provides easy access and organization Use scenarios - Student on the go: carry coursework, handouts and project papers between classes with secure transport. - Office professional: organize client files, contracts and reports in drawers or on shelves for quick access. - Home and travel: protect important documents during relocation or while moving between locations. This description preserves the original product features while presenting clear, customer focused benefits in plain English.