- High-quality A4 document bag made of ultra-thick PP material. Environmentally friendly, not easy to break or deform, and waterproof to protect contents. Even if your school bag gets wet, the documents stay in good condition. - Easy storage and capacity. The popper wallet size is 9.8 x 2.3 x 13 inches (25 x 6 x 33 cm). Larger than standard A4 paper size plastic folders and can hold more than 500 sheets of A4 paper. Strong and durable, it protects papers from damage. - Unique design features. Plastic document folders with a business card slot; fabric pleat with a stitched edge protects your fingers from scratches; translucent colored envelope keeps contents visible. - Varied colours and closure. A4 plastic wallets with press stud closure, available in multiple colours to organize and distinguish files easily. Colorful envelopes brighten daily use. - Use scenarios. Ideal for school use to carry assignments, notes, and handouts; in the office to organize project documents, contracts, and receipts; at home to archive receipts, warranties, and important forms.