The Jiffy Tuffgard Premium Cushioned Mailers are designed for secure shipping and protection of your items. Made from puncture-resistant, water-resistant, and tamper-resistant poly, these mailers feature a clean, white textured surface ideal for label application. The heat-seal seams are durable and will not burst, while the 3/16" high Barrier Bubble layer provides maximum cushioning. Lightweight construction helps save on postage costs.