Features: brand new and high quality CLASSIC WOODEN ABOCUS. This traditional wooden abacus is especially for traditional traders, accountants, clerks, students and teacher, or a great gift for abacus collectors. for CREATIVE MATH GAME. Use this maths resources to enhance your child's number bonds and advanced counting skills. Luxury vintage abacus with wooden beads perfect for students, teens, minds learning, math lessons, school classes. PORTABLE AND DURABLE. This portable classic abacus is designed with 13 Rows, 15 Rows, 17 Rows. 5 Beads of each row. It consists of a sturdy abs frame, and wooden beads. Lightweight, waterproof and durable. TRADITIONAL COUNTING TOY. This abacus is a good math educational toy that increases the toddlers and children practical ability and stimulates the activity of the brain cells, improving the childs intelligence level, which can also teach older students how to count and compute mentally. WITH RESET BUTTON. Perfect workmanship. The frame of the abacus is finely polished and smooth surface without burrs, so you can use it comfortably, won'for t hurt your hands. Specifications: Material: Wood; Metal; Rubber Type: 13-row & Red Beads; 13-row & Black Coffee; 13-row & White Cream-colored; 15-row & Black Red; 17-row & Red Cream-colored; 17-row & White; 17-row & Black Coffee; 17-row & Black Red Small Size: Approx. 24.5x7.5x2in/9.65x2.95x0.79cm Medium Size: Approx. 34.6x8.6x2.1in/13.62x3.39x0.83cm Large Size: Approx. 38.6x9.2x2.1in/15.2x3.62x0.83cm Weight: Approx. 241g Note: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes: 1 Piece Portable Wooden Abacus Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!