- Size options: A4 34 x 24 cm; A5 24 x 18 cm; A6 24 x 16 cm. - Material and durability: Made of high quality PVC and Oxford cloth. Thicker than many similar bags, capable of carrying heavier items. Waterproof and oil resistant. Durable and easy to grip, not easy to tear. - Protection and maintenance: Waterproof, stain resistant, and easy to clean. - Organization and compatibility: Ideal for storing files, memos, brochures, magazines, books, keys, mobile phones, or other small items. Helps keep items organized and easy to locate. - Portability and care: Easy to carry, folds flat for compact storage, and fits in a suitcase or carry-on. Also suitable for toothbrush, toothpaste or cosmetics. - Use scenarios: - In the office or classroom to organize documents and small items. - While traveling to protect important papers and keep toiletries or cosmetics on hand. - At home or on the go to carry cosmetics, chargers, or other essentials.