1. Pocket chart hanging bags provide a way to strengthen number skills from 1 to 100 2. This ready-to-use chart comes with 100 double-sided digital cards in two colors, plus 9 action cards each in red and white 3. Applicable age: children (4-6 years old) 4. Ability development: intellectual development, manual brain, hand-eye coordination, interactive toys 5. Material: polyester + paper 6. Single small lattice size: 7x5cm 7. Folded size: 38 x 28 x 1cm 8. Size: 70x75cm 9. Weight: about 352g