C4 Matt Silver Padded Bubble Envelopes (Qty 100) 230mm x 324mmEnsure your shipments are both secure and stylish with our C4 Matt Silver Padded Bubble Envelopes. Measuring 230mm x 324mm, these envelopes feature a sleek matt silver finish and a padded bubble wrap interior, combining modern elegance with robust protection. The understated matt silver exterior provides a sophisticated look, making these envelopes ideal for professional and personal correspondence. Inside, the bubble wrap padding offers excellent