Braille Abacus has been specifically designed to be used for teaching numbers & mathematics to blind children. It is completely suitable for both kids & adults and helps in doing quick calculations in no time. This abacus is made using superior quality plastic for having good impact strength and lightweight. It assures easy handling and assists in doing large calculations with ease. Braille Abacus comprises 15 rods with 5 beads on each one. It can be availed at reasonable prices in large quantities by our respected customers.