Colour coded and marked for easy identification of thickness.
| Code | Height | Width | Thickness | Colour |
| 07686 | 100mm | 24mm | 1mm | Green |
| 07687 | 100mm | 24mm | 2mm | Black |
| 07688 | 100mm | 24mm | 3mm | White |
| 07689 | 100mm | 24mm | 4mm | Grey |
| 07398 | 100mm | 24mm | 5mm | Blue |