Jiffylite® air cellular cushioned mailers have outstanding shipping protection for a wide range of semi-fragile, low profile items. They contain a Barrier Bubble® layer of Bubble Wrap® brand material that provides maximum air retention and cushioning power. Cost Savings - Lightweight for postal savings. Excellent Protection - Seamless bottom affords additional cushioning protection along with greater overall strength and safety. Easy to Use - Convenient self-seal closure saves labor and eliminates the need for staples and tape, while forming a water-resistant, secure package. Versatile - Fully laminated kraft and air cellular construction provides outstanding stiffness and puncture resistance Premium Appearance - Satin gold and white kraft exterior presents a quality image and makes an excellent surface for custom printing Satin gold kraft made with 100% recycled content and 10% post consumer content and Bubble Wrap® brand cushioning made with minimum 15% recycled content