Opaque poly mailer bags with a strong self-adhesive sealing flap for fast packing, water resistance, and high privacy (contents not visible), designed for secure shipping of apparel, cosmetics, documents, and e-commerce parcels; available in standard or double-layer (two-color) structures for enhanced opacity and a more premium look, with customizable sizes, thickness, colors, and logo printing; manufactured in Vietnam by Tong Hop II (Gimex II) and suitable for international importers, retailers, and logistics buyers sourcing reliable bulk packaging. Production Dimensions: 20x30/20x35/25x35/28x42/32x45/38x52 (cm)