The Void Rubber Stamp is a self-inking stamp with black ink, designed with an Ideal brand. It has a compact size of .75"x2.35", making it convenient for office and business use. This stamp is ideal for marking documents as void or invalid, providing a clear and professional imprint every time it is used. The self-inking feature eliminates the need for separate ink pads, making it a practical and efficient tool for any office or workspace.