| Type | Board Backed Envelopes |
| Manufacturer | Blake Envelopes |
| Brand | Blake |
| Colour | Brown |
| Size | C4 |
| Material | Corrugated Cardboard |
| Eco-Aware | Yes |
| Recycled Product | 100% Recycled Material |
| 2019 Irish catalogue page no | 354 |
| 2019 UK catalogue page no | 354 |
| Consumer Logistics Lead Time | 001 |
| Dealer Logistics Lead Time | 001 |
| Depth (mm) | 180 |
| Height (mm) | 30 |
| OEM | PCE40 |
| Pack Contains | 100 |
| Weight (kg) | 6.9 |
| Width (mm) | 100 |
| Pre or Post Consumer? | Pre Consumer |
| Minimum Recycled Content (%) | 65 |
| Nordic Swan (Y/N) | No |
| Country of Origin | EU |
| Product Type | Packing Materials |
| ISO 14001 (Y/N) | Yes |
| On Promotion | No |
| Recyclable Percentage | 70 |
| Green Product | Yes |
| Pre Consumer Recycled Content | 65 |
| Closure | Peel & Seal |
| Species of Tree | Picea abies; Pinus sylvestris |
| Contains timber or derived materials | Yes |
| Country of Harvest | EU |
| Proof of Legality Obtained | Yes |
| Recycled % | 65 |
| Dimensions | 353x250mm |
| Gusset | No Gusset |
| Closure Method | Peel & Seal |
| Envelope Closure | Peel & Seal |
| Envelope Grade | Heavy Weight |
| Envelope Colour | Kraft |
| Packing Type | Document Envelope |