1. Material: Silicone 2. Suitable age: over 3 years old 3. Dimensions: round 200x16mm, square 200x16mm, octagonal 202x16mm, heart-shaped 203x16mm 4. Weight: round 153g, square 180g, octagonal 165g, heart-shaped 130g 5. Number of holes: 70 for round, 100 for square, 72 for octagon, 63 for heart 6. Ability training: logical thinking, hands-on, brain-use, parent-child interaction, etc.
1. 材质:硅胶 2. 适合年龄:3岁以上 3. 尺寸:圆形200x16毫米,方形200x16毫米,八边形202x16毫米,心形203x16毫米 4. 重量:圆形153克,方形180克,八边形165克,心形130克 5. 孔位数:圆形70个,方形100个,八边形72个,心形63个 6. 能力培养:逻辑思维、动手、动脑、亲子互动等
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