1. Material: canvas + polyester 2. Features: breathable, wear-resistant, load-saving 3. Canvas material, polyester lining, wear-resistant and durable, breathable and comfortable, beautiful and practical 4. Comfortable handheld, soft and wear-resistant, side handheld, convenient and labor-saving 5. Double zipper design, smooth opening and closing, no jamming, convenient storage, easy to access 6. Neat stitching, delicate workmanship, tough and practical, load-bearing firm, more assured of use 7. Large-capacity multi-pocket design, categorized storage items, to meet your daily travel needs 8. Weight: small about 490g, medium about 600g, large about 720g 9. Size: small about 54 x 20 x 35cm, medium about 64 x 22 x 38cm, large about 68 x 24 x 42cm
