Features: Keep your documents secure and organized with our envelope file bag, featuring a reliable string button closure that prevents accidental spills and loss. Crafted from quality paper, these expandable document wallets are friendly, good quality, and resistant to deformation, ensuring long lasting use. Perfect for various occasion such as office, school, and home, these file storage pocket can hold contracts, homework, bill, and other essential paper. Great for students, business professionals, and teachers, these portable file organizers cater to anyone needing efficient document management. The lightweight design ensures easy transport without adding bulk, making it a great selection for travel and outdoor activities. Specifications: Materials: Paper Color: Yellow/White Package Weight: approx.160g Size: approx.17x11.5cm/6.69x4.52in Package Includes: Set of 20Pcs Paper Envelopes note: Please allow 1-2cm error due to manual measurement. Please make surer you not mind before your bid. Due to the differences between different monitors, the picture may not reflect the actual color to the item. Thanks!