Is There A Difference Between Black Glass And Black Glass? 

Is There A Difference Between Black Glass And Black Glass? YES!
Thickness and light transmittance will affect color, even if it is black glass.
PG10 is the blackest and has the lowest light transmittance.
This kind of glass is more expensive than PG18, PG20, and PG25.
PG18 is the regular one.
PG20 has higher light transmittance and a lighter color than the other two.
PG25 has the highest light transmittance and the lightest color among the others.
Which one do you want to pick? Comment for samples!