Cheap And Discounts Self-Seal Adhesive Mailing Bags 100Pcs/Lot 34cm*46cm Courier Bag Poly Mailers Plastic Mailing Envelope Bag Express Bag Dropship Wholesale. Buy Directly From Merchant Eastern Dream Technology Co., Ltd.. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.