Made of high-quality wood, durable, non-toxic, and safe for long-term use
The wooden rainbow stacker set can be used as a family game to promote parent-child relationships
A wooden rainbow stacker set may help develop children's geometric and logical thinking abilities
The wooden rainbow stacker set has a smooth surface and won't harm children's hands.
Single size: circular stacker: length * width * height 7cm * 7cm * 2.5cm square stacker: length * width * height 10 * 2.5 * 5cm (3.94 * 0.98 * 1.97 inches); Bridge stacker: length * width * height 10 * 2.5 * 5cm (3.94 * 0.98 * 1.97 inches); Humanoid stacker: length * width 2 * 3cm (0.79 * 1.18in)