ME13989 遊戲牆專用混合寶石塊(72pcs)
The gem stone block set consists of 72 colourful acrylic gems in 6 colours.  Child will enjoy using them to make their own designs or patterns.  Plugging and unplugging the block onto the STEM WALL® is also a good fine motor skills training.  Blocks made of water and UV resistant materials are resistant to fading and cracking from the sun.  Ideal for both indoor and outdoor uses.