Easyfashion Black Brown Bead Japanese School Calculation Soroban Wood Abacus Smart An Educational gift for teachers, students and abacus collectors or lovers With painted wood frame and beads, the abacus is durable and colorfast This one is full of primitive simplicity odor and collectible value Great for both professional use and daily mathematic calculation Approx. Size: 27x8.5x2cm (L x W x T)