Paperdry Letter Portrait Waterproof Clipboard - Premium PVC Material [18-Month Warranty] (Letter Portrait, Black) Allows you to write on a clipboard in the rain, without your papers getting wet Available in both Letter and Tabloid variants Sturdy internal clip holds papers in place - there's also a clip on the back, so you can use the board when it's not raining Paperdry quality with cold proofing agent and thicker PVC, for better resistance against the cold and greater longevity Paperdry 18 Month Warranty