Roomier Protection for Multi-Item or Bulk Promotional Shipments Designed for larger or bundled items, the 14.5 x 19 poly mailer offers added capacity without unnecessary bulk or weight. Made from 2.5 mil LLDPE/LDPE film, this mailer provides excellent flexibility and strength for shipping hoodies, jackets, multi-item kits, or layered apparel. The crisp white exterior delivers a professional shipping presence, while the black interior enhances privacy and product protection. A metallic silver adhesive strip creates a secure, easy-to-use seal-ideal for fulfillment teams managing higher-volume orders. For branded applications, this size can be custom printed using Flexographic Ink or Foil Hot Stamping, allowing logos or messaging to travel with every shipment. Lightweight and recyclable.