| 摘要 |
PURPOSE: A mat is provided to stimulate the curiosity of children by forming marks by an external force. CONSTITUTION: A mat (100) comprises a first cushion (110), a second cushion (120), and an outer cover. The first cushion is formed with a mark according to the form of an external force and is restored by self-elasticity. The second cushion is laminated on the first cushion and absorbs an external shock. The outer cover covers the overlapped boundary surface of the first cushion and the second cushion.
|
