Extra Thick 9.8″ x 13.8″ 4 Mil Poly Mailer Premium Shipping Bag Sold in Bulk
Extra thick 4 Mil construction for increased durability and protection. Material: Polyethylene (PE). Thickness: 4 Mil. Strong self-sealing adhesive strip creates a secure, tamper-evident closure. Closure Type: Self-Sealing Adhesive Strip.