This is a Chinese style Abacus, made of stable material, this abacus is safe and practical for long-lasting use, suitable for students, children, accountants, etc. This abacus aims to train children in abacus mental arithmetic to improve their numeracy ability, brain development, etc. Features -Color:Multi -Material: Plastic -Size:21.70X9.00X1.70cm/8.53X3.54X0.67in - Adoption of stable structure, and this Abacus is suitable for students, teenagers, accountants, etc. - Aimed to train children in Abacus mental arithmetic to improve their numeracy ability, brain development, etc. - Made with fine workmanship, Chinese Abacus can be applied for a lasting time and many times. - Chinese style, also suitable for collection, decorate your office, living room, study, etc. - Education tool for teacher or a abacus collectors, and this Abacus is very multi-functional. Package list: 1 x abacus (13-column)