Our poly bubble mailers are crafted with only the finest materials. Ship your packages confidently with these strong and bubble mailers. Each mailer is equipped with a strong self-sealing adhesive strip that is tamper-resistant and tamper-evident. These poly mailers are tear-resistant, puncture-resistant, and waterproof. A thick layer of air bubbles protects against impact and will keep your packages safe until they reach their destination. Features - Brand: NUOBESTY. - Color: Black. - Material: PE. - Size: 33.00X25.00X0.30cm/12.97X9.82X0.12inch. - This bubble mailer has a bubble film inside the envelope, helping to secure the safety of your valuable goods. - It has a wide range of uses, such as shipping your earrings, jewelry, medals, glass adornments, or pictures. - We adopt heat to press the margin which will make it sturdy and not easy to break or leak. - The bubble layer is thick enough to prevent your good from being , so it is better to place some thin items in it. - The adhesive seal is widened and made of imported and premium glue material to ensure its good viscosity. So once the bag is bonded, it cannot be torn and reused, which also ensures the privacy of your goods. Package list: 25 x NUOBESTY bubble mailers