Description: 15 Rods 5 Beasd Vintage Chinese Plastic Bead Arithmetic Abacus Calculator Number Counting Tool Educational Toy Made of plastic, non-toxic and very durable Conducive to cultivate and improve children's computing power, memory and attention Great for children math learning, number counting tool Material: Plastic Size Chart: L x W x H: Approx 23.3 x 6.5 x 1.5cm/9.17 x 2.56 x 0.59inch Package Includes: 1 Abacus Note: Due to the manual measurement, please allow 1-2mm differences in size Due to the light and screen difference, the item's color may be slightly different from the pictures. Please understand
