






📬 Seal your success with style and security!
Blake Purely Packaging C3 Board Back Peel & Seal Envelopes offer robust protection for large documents with a heavy-duty board back and secure peel & seal closure. Sized at 450 x 324 mm, these manilla envelopes feature clear 'Please do not bend' warnings and are made from 100% recycled materials, making them a smart, sustainable choice for professional mailings.





| Manufacturer | Blake Envelopes |
| Brand | Blake |
| Model Number | 4200/50 |
| Product Dimensions | 46 x 33.5 x 10.5 cm; 2.49 kg |
| Colour | Manilla |
| Closure | Self-Seal |
| Shape | Rectangular |
| Material Type | Cardboard, Cardstock, Paper |
| Total Recycled Content | 100 |
| Number of Items | 50 |
| Size | C3 450 x 324 mm |
| Sheet Size | C3 |
| Paper Finish | Uncoated |
| Manufacturer Part Number | 4200/50 |
| Item Weight | 2.49 kg |
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منذ أسبوعين