1. Material: plastic / silicone 2. Applicable age: 7-14 years old 3. Play method: - Labyrinth: control the balance with both hands and roll the ball out of the labyrinth - Rollerball: Shake the toy gently to roll the ball to the end 4. Rounded corners design, smooth and rounded corners, can better protect your hands 5. Interesting way to play, can exercise childrens independent thinking ability, realize learning through play 6. Size: 20.5 x 14.5cm 7. Weight: 105g 8. Note: the maze model only a bead, two patterns random delivery