BESTSKY 4Pcs Abacus,Butter-Smooth Operation Bead Arithmetic,Toddler-Proof Sliding Bars Abacus for Kids Math,Style1

Classic abacus with retro bronze accessories! Ideal - sized for easy handling and storage! Smooth black beads for perfect arithmetic feel! Great learning tool for kids' math! Suitable for all kinds of math learning moments! Package List: 4pcs × abacus