Penol 850 Whiteboard 2 - 5 mm Medium, 4 stk. (forskellige farver)
| Ecolabel | Nordic Swan Ecolabel |
| Category | Whiteboard pen |
| Product group | Office and hobby supplies 057 |
| Criteria generation | 4 |
| Licensee | Penol A/S |
| License number | 5057 0008 |
| Brand | Penol |
| License number | 5057 0005 |