1. Material: wooden 2. Size: about 20.5x20.5x2cm, chess about 3.5cm in diameter 3. Weight: about 390g 4. Applicable age: over 3 years old 5. Features: safe material, environmentally friendly water-based paint, non-toxic and odorless, finely made, smooth and burr-free, exercise children's logic, concentration, memory and other abilities, fun and interesting, durable
