Description : 1. Material : Canvas 2. Bearing capacity : 50 kg 3. Weight : About 400 g 4. Use : Storing books 5. Size : 64 x 43 cm 6. Features : Finer sewing work, better fabric making, more practical space, more convenient adjustment of buckles, more practical water bag, pencil case 7. Applicable people : Middle school students 8. Applicable desktop : Width less than 52 cm 9. Use gifts occasions : Opening ceremony, birthday, awards commemoration, advertising promotion, anniversary celebration, public relations planning, trade fairs, festivals, housewarming