Courier Envelope Express Mailer Bag Self-adhesive Bubble Foam Shockproof Padded Postal Delivery Packing Bag

This is a courier bubble padded envelope, suitable for postal and express delivery packaging. The envelope has a bubble foam layer that provides shockproof and cushioning functions to protect the package. It also comes with a self-adhesive design for strong adhesion and easy use, along with waterproof properties that can handle humid conditions during delivery, effectively ensuring the safety of the items inside during transportation.