This four-wheeled multi-functional trolley features a sturdy, foldable frame, a storage compartment, and a durable top cover that also functions as a seat. Folded down to just 3.5 inches tall and unfolded to 19.68 inches, it serves as a portable trolley with a seat for storing documents, books, and tools. Smooth PP wheels and a telescopic handle make it a versatile portable trolley and storage cart, perfect for everyday shopping trips.

• Big capacity and load: This storage box can hold documents, books, and office supplies, while the trolley can carry small items weighing up to 100 pounds. It folds into a box and can also be used as a wheeled storage box, making it easy to organize various boxes and baskets. The sturdy lid, used in conjunction with the box body, serves as a reliable tool holder or a portable wheeled file box, suitable for teachers, brokers, and DIY enthusiasts.
• Lid doubles as a seat: The durable plastic lid supports up to 250 lb, working as a seat or footstool—true foldable rolling crate with lid utility and a rolling collapsible cart with seat. Built with aluminum and heavy-duty plastic, it offers heavy duty rolling tool box-level durability so you can rest between tasks without sacrificing portability or storage efficiency.
• Foldable, compact, portable: Folds to 8.54 in and weighs under 12 lb for quick trunk or under-desk storage. The telescopic handle and four wheels make this retractable handle cart easy to maneuver. As a compact collapsible rolling bin, it travels from errands to office filing; it excels as a teacher rolling organizer cart or office file storage cart with wheels.
• Smooth rolling performance: High-quality polypropylene wheels glide across tile, carpet, and concrete, safeguarding documents and gear. This folding utility cart with heavy duty wheels transports tools, files, and electronics confidently. Use it as a portable rolling cart or a rolling storage crate for teachers for stable, low-vibration mobility in schools and offices.
• Versatile storage and organization: Carry tools, documents, groceries, and audio gear with a dependable rolling storage cart and heavy duty plastic tote form factor. Use it as a grocery rolling cart with lid for supermarket hauls or a site-ready heavy duty rolling tool box. It doubles as a portable file box on wheels and an office file storage cart with wheels for daily organization.