Yes ofcourse! We have one of the biggest selection of postcards available in over 20+ paper types and finishes. You can order standard postcards with no extra finishes, ie: lamination, spot UV, edge painting, foil stamping, etc with 1/8" or 3/8" rounded corners. But we sell nearly 20 types of specialty postcards , such as silk laminated, spot UV, raised foil, kraft, soft touch, raised spot UV, plus many more, where the option to select rounded corners also exists in 1/8", 1/4" or 3/8" rounded corners. Please select the type of postcard you are interested in and you will be able to build your postcard with all the options you desire, including rounded corners.