This antique abacus is an impressive piece with 5 rows and 35 counting disks made of durable wood. Its size of 14" x 13 1/2" makes it a perfect addition to any antique or primitive collection. The craftsmanship and attention to detail are remarkable, making it a truly unique item for display or use. Its sturdy construction ensures it will withstand the test of time and be enjoyed for generations to come. All wood, in used condition with some wear. Please look at photos.