Go to EShop -> System -> Lengths to access to lengths section of EShop.

You can click on the New button on the toolbar OR click on the length name on the list to create new/edit a length.

| Property | Description |
|---|---|
| Name | Name of length. |
| Unit | Unit of length. |
| Exchanged Value | Exchanged value between different lengths. Set to 1 if this is default length. |
| Published | Published this length or not. |