Material: ABSSize: 26.3cm x 6.3cm x 1.5cm / 10.35" x 2.36" x 0.59" / 10.26"Color: as pictured1. 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