Swiss Army Baseball Classic SD Limited Edition The Baseball Classic SD Swiss Army Knife by Victorinox is a Swiss Knife Shop exclusive celebrating America's favorite pastime. Beyond its unique design, the Classic SD is also an excellent and unique key holder. This miniature tool is small enough to fit in any pocket, glove compartment, handbag - anywhere. Make this iconic, Swiss-made multi-tool by the makers of the Original Swiss Army Knife your companion for life.