Filter cotton?

[blackpea]

In the market i see there are alot of type of cotton, Black,blue and mess type and the most comm type are white so which is the best??? blur liao

[Kaix]

In the market i see there are alot of type of cotton, Black,blue and mess type and the most comm type are white so which is the best??? blur liao

I use those black cotton thick type and soft white cotton for my filter system

[rahimi]

Any cotton also you can use till its not produce by chemical things......

[Hendri]

i love the green ones....

[Principal]

I gopt the lousy and cheapest one, the soft and thin white type.....