Abacus soroban for learning mental arithmetic for kids. Symbol of the Japanese system of mental math Tank Top #379902642
This must-have unisex jersey tank top has a modern fit, with a rounded neckline and crafted with superior combed and ring-spun cotton for an optimal printing surface. It comes in solid colors of 100% combed and ring-spun cotton, and Triblend colors that are 50% polyester, 25% combed and ring-spun cotton, and 25% rayon.
