Discover the practicality and efficiency of JeeJaan's Poly Mailer Bags, ideal for your postage needs. Crafted from durable, opaque plastic, these grey mailing bags come in various sizes ranging from 4.5 x 7" to 34 x 42", ensuring a perfect fit for your packages. With a 50-55mu thickness, they provide robust protection for your items during transit. Each pack of 500 bags features a self-seal adhesive stripe, allowing for quick and secure sealing without the need for additional tape or glue. Designed with convenience in mind, these bags are 100% recyclable, aligning with environmentally conscious practises. Whether for personal or business use, these postage bags are a reliable choice for sending your goods.