Heavy duty board back envelopes in white and manilla, made using 1000 micron backing board and a heavyweight face paper to ensure protection when posting bendable items.
Blake Premium Business A4 Paper Laid 120gsm Vellum PK500
Prem High WT Laid A4 120gsm PK500
Prem High WT Laid A4 120gsm PK50
Business Paper Vllm Wv 120gs PK500
