cushion mailer envelopes

Flexible yet strong design adapts to different product shapes while preventing damage in transit

Product Introduction Poly Mailers (plastic express delivery bags) are a commonly used packaging product widely used in e-commerce shipping, express delivery, and logistics distribution. Made of high-quality polyethylene material, the bags are lightweight yet sturdy, providing basic protection such as waterproofing, moisture resistance, and dustproofing, effectively protecting the integrity of goods during transportation. With a simple and uniform appearance and high packaging