Blake Packaging Envelopes B4 White Pocket Peel and Seal Padded Eco Cushion 50mm Gusset 140gsm 350x250x50mm (Pack 100) - EPB4

The most environmentally friendly padded envelope on the market and the only padded mailer with an expandable gusset. Ideally suited for those that recognise todays need for sustainable packaging. (Please note all dimensions are internal)