Specifications:

[Horizontal folding] black smoke

[Horizontal folding] feiquan Green

[Horizontal folding] ink Ocean Blue

[Horizontal folding] Nirvana Red

[Vertical folding] black smoke

[Vertical folding] feiquan Green

[Vertical folding] ink Ocean Blue

[Vertical folding] Nirvana Red

[Writing board clip] black smoke

[Writing board clip] feiquan Green

[Writing board clip] ink Ocean Blue