These lightweight Mail Lite postal bags feature an AirCap bubble lining (made from 60% recycled content) for high performance protection for delicate and fragile items in transit. The mailers also feature a tough non-coated Kraft outer (which can be recycled) and strong self-seal closure. These size B/00 bags measure 120 x 210mm and are supplied in a pack of 100 in white. AirCap bubble lined postal bags Lightweight 70gsm non-coated paper outer FSC certified paper from responsible forestry AirCap bubble liner is made from 60% recycled content Fully recyclable Kraft paper outer (easily detached from the bubble liner welded to top/sides/bottom) Strong self-seal closure Size B/00: 120 x 210mm Colour: White Pack of 100