These files are 300 dpi transparent png files and come in both color and black and white. Images include a question mark, exclamation mark, semicolon, comma, period, equal sign, not equal to sign, less than sign, less than or equal to sign, greater than sign, greater than or equal to sign, plus sign, minus sign, division sign, and multiplication sign. Each sign comes in a swirled pattern, dotted pattern and striped pattern. File also includes a non-patterned (blank) black and white image of each