BESTSKY 4Pcs Abacus,Butter-Smooth Operation Bead Arithmetic,Beginner-Friendly Chunky Rails Abacus for Kids Math,Color Mixing3

Classic look with bronze decorations for retro charm! Convenient size for easy carry and use! Smooth black beads for great arithmetic experience! Efficient abacus for kids' math learning! Great for all math settings and activities! Package List: 4pcs × abacus