C3 Matt Silver Padded Bubble Envelopes (Qty 50) 320mm x 450mmProtect your valuable shipments with our C3 Matt Silver Padded Bubble Envelopes, measuring 320mm x 450mm. These envelopes are designed with a sophisticated matt silver finish and a padded bubble wrap interior to provide both style and security for your mailings. The sleek matt silver exterior offers a modern, understated look, perfect for professional and personal use. The bubble padded lining inside ensures excellent cushioning, making these