【Durable Wheat Straw Material】Ecostash Wheat Straw Accordion File Organizer is BPA-free, providing a safe storage solution for your documents. Made from wheat straw—a natural agricultural byproduct—it decreases the need for non-renewable petrochemical-based plastics and paper made from forest resources. Tough enough to withstand daily use, it resists tearing and bending for long-lasting performance. It is a sustainable pick for daily file organization at home, office, or school. 【7 Natural Colors & Letter/A4 Size】EcoStash features 7 vibrant organic colors—Mint Green, UN Blue, Sky Blue, Grass Green, Lavender Purple, Strawberry Pink, and Wheat Yellow—to suit your unique style. Perfect for LETTER & A4 documents, it combines aesthetics with practicality. Its outstanding design lets you experience the touch of nature daily, adding a unique style to your document organization. 【Perfect Expansion & Labels】The flexible accordion design expands to a full 14” (35.5cm), providing massive space to store 3000+ sheets of paper within 12-pocket compartments. It securely compresses with elastic bands when not in use, and includes pre-printed month labels plus blank labels for easy DIY customization for effortless organization. 【Stay-Open Lid-Lock Design】This accordion folder boasts a clever rear locking hole that allows you to secure the cover to the back when open—effortlessly toggling between "cover-free" for fast file retrieval and "secured" for safe storage on the move. Accessing what you need is super easy—no annoying cover flips required. 【Life Made More Fun】EcoStash folders are perfect for tax returns, medical reports, and recipes—plus daily essentials like monthly bills, receipts, and insurance policies, making it a must-have for tax season. Our refreshing organic aesthetic brings a touch of nature to simplify your workspace and life. Different vibrant colors bring a professional look to your office. Ideal for homes, offices, schools, and healthcare settings, it keeps all your essentials clutter-free and accessible. Little things make life simpler. 【Wheat Straw Material】Ecostash's Wheat Straw Accordion File Organizer is BPA-free, making them safer and healthier compared to plastic and paper file folders. Unlike plastic and paper hanging folders, wheat straw material is sourced from renewable agricultural waste, reducing dependence on petrochemical plastics and forest logging. This helps reduce greenhouse gas emissions, making a collective contribution to protecting the Earth's ecology.