Features: Geometric Chain Buckle Puzzle: Our geometric chain buckle puzzle with bright rainbow color pieces chains, can be interlocked freely, well stimulate kids’ interests, encourage and enhance brain development, exercise baby’s hand & eye coordination. Premium Material: The Geometric puzzle board is made of qualified plastic, well polished with no burrs, wear resistant, non toxic color printing, safe friendly for kids for play. Color & Geometric Cognition Matching Puzzle Toy: Simple geometric puzzle chain offer 150pcs/360pcs options to choose, the quantity chain buckles can be freely linked into lovely patterns, which is specially for toddlers, well stimulate them to explore and recognize the different colors, counting skills, brain imagination, the concept of teaching in fun to attract kids’ concentration, improve their independence thinking and hand-on skills. Educational Chain Block Toy: The simple chain buckle puzzle toy well attract kids concentration, handheld size & no burrs pieces suitable for kids and well protect their hands, exercise their basic fine motor skills, creation & basic color cognition. for Ideal Gift for Toddlers: The Learning chain buckle puzzle toy is suitable for toddlers as birthday gift, Christmas gift, and encourage them to cognitive color and shape, exercise their hand grip ability. Specifications: Product Dimension: approx. 4.3 x 1.7cm/1.69 x 0.67 inch Material: Plastic Style Option: 150pcs/360pcs Net Weight: approx. 130g/0.28 lbs Package Includes: 1 Box Geometric Chain Buckle Puzzle Toy note: Warning: The toy may contain small pieces and need to pay attention to the swallowed risk. Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.