Material: ABS Size: 26.3cm x 6.3cm x 1.5cm /.10.35" x 2.36" x 0.59" . 10.26" Color: as pictured 1. Traditional Education: This abacus continues the ancient method of calculation, suitable for children learning traditional mathematics education. 2. Rich Education: This abacus includes 17 beads, allowing for more complex calculations, making math education more comprehensive. 3. Healthy Education: When using this abacus, children need to slide the beads flexibly with their fingers, which helps promote hand-eye coordination and wrist strength. 4. Quality Assurance: This Soroban abacus is made from high-quality ABS material, long-lasting and difficult to damage, with strong reliability. 5. Interactive Learning: Children can communicate with each other and learn from each other through this abacus, helping to cultivate good teamwork and communication skills. Package Includes: 1 x Abacus