
Custom Printed Self-Seal Bubble Mailer Shipping Envelope Padded Poly Waterproof Bags. Customized Printing & Logo: Flexo/Offset/Copperplate printing with custom logo, color, and size options available. Waterproof & Shockproof: Made of high-pressure polyethylene bubble film for excellent protection against water and impact. Strong Self-Sealing Design: Equipped with four-season adhesive and silver strips for secure sealing in all weather conditions. Privacy Protection: Opaque inner lining prevents visibility of contents, ensuring privacy during transit. Durable Construction: Thick polyethylene material with reinforced edges prevents punctures and tearing. Versatile Application: Suitable for clothing, cosmetics, food, gifts, medical items, stationery, and electronics packaging. Fast Sample Production: Samples are typically arranged and finished within 7-10 working days. Mass Production Lead Time: Standard mass production lead time is 10-15 working days after design confirmation.