Product Description: a unique single bell shaped design to break the traditional style to make the thinking style more open and more innovative. Metal case, with multiple processing, the color is brig...

Product Description: a unique single bell shaped design to break the traditional style to make the thinking style more open and more innovative. Metal case, with multiple processing, the color is brig...

Product Description: a unique single bell shaped design to break the traditional style to make the thinking style more open and more innovative. Metal case, with multiple processing, the color is brig...

Product Description: a unique single bell shaped design to break the traditional style to make the thinking style more open and more innovative. Metal case, with multiple processing, the color is brig...