1. Weight: 11g/piece 2. Size: 13×20.5cm/piece 3. Style: modern and simple 4. Material: PP 5. Uses: store masks, invoices, etc. 6. Features: beautiful and practical, light and portable, large capacity can hold about 15 ordinary medical masks, moisture-proof and dust-proof, dirt-resistant and waterproof, easy to clean, sealed zipper design, smooth and not jammed, environmentally friendly and clean without odor, strong and durable 7. Description: without the mask in the picture