1. Material: wooden
2. Weight: about 400g/set for the green model, about 800g/set for the brown model
3. Size: green model is about 22.2x22.2x1.5 cm/set, brown model is about 30x30x1.8 cm/set
4. Applicable age: children over 4 years old and adults
5. Features: using wood, safe and reliable, hard and playable, fixed with screws, using manual machinery to double polish the base, round and chamfered, using foam cotton, soft and comfortable, 1 game reel with 2 dice