Protects lightweight and less fragile items during short, predictable shipping cycles. Economical bubble is 30% fuller than other brands. Air retention barrier is co-extruded with two layers of polyethylene that helps the bubbles retain air longer. Rolls are perforated every 12". Contains a minimum of 15% recycled pre-consumer content. Rolls can be custom-slit by width, perforation, or both; call for details.