In Glass Quote you can add charge size for given glass piece. For that you need to select all glasses for which you have to add charge sizes. A dialog as shown below will open.
Custom Charge Size Setting
| Round off to next value | By selecting this button user can round off sizes of Glass Pieces to next number in centimeter or inches. |
| Add Percentage Value. | By selecting this button user can add percentage value in actual sizes of Glass pieces. |
| Add Fix value | By selecting this button user can add fix value in a sizes of Glass pieces. |