Abacus Abacus 23 Digits 4 Beads Standard Soroban Elementary School Students Math Learning Mental Calculation Exclusive Case

Comes with a case! This is a standard 23-digit abacus. Comes with an original abacus case, convenient for carrying and storing! A simple and timeless design. It has a loop so you can hang your case on it. The inside of the case is made of polyester to protect it from dust and scratches. Abacus size: Approximately 36 x 6.5 x 1.5cm Case material: Surface denim fabric, interior polyester fabric Please use it in a variety of situations, such as in lessons/classrooms, at the workplace/business, for brain exercises and finger exercises. [(Nanairokan) Soroban Abacus 23 digits 4 beads Standard Soroban] Comes with a case! This is a standard 23-digit abacus. Comes with an original abacus case, convenient for carrying and storing! A simple and timeless design. It has a loop so you can hang your case on it. The inside of the case is made of polyester to protect it from dust and scratches. Abacus size: Approximately 36 x 6.5 x 1.5 cm Case material: Surface denim fabric, interior polyester fabric Please use it in a variety of situations, such as in lessons/classrooms, at work/business, for brain teasers and finger exercises. *Instruction manual is not included.