PREMIUM QUALITY POLY ENVELOPES have a good stretch, lightweight and water-resistant.
he adhesive on the fold-over flap is really strong and tamper-evident. There's no need reinforcement tape and it doesn't come apart unless you tear it up.
Lower the shipping cost of your business and protect your products on the rainy or snowy day.
Available 2 Color / 4 Sizes Can Choose
REDDOTGIFT 100pcs H50*60cm Plastic Envelope Bag Self-seal Adhesive Courier Storage Bags Plastic Poly Envelope Mailer Postal Shipping Mailing Bags (H50*60cm, White (Inside Black))