Great Design Top Quality Product OFFICIALLY LICENSED - This Greekgear product is officially licensed. This means your group has approved this product and design. We give a portion of the sales back to the organization. Largest Greek Retailer Online Selling Online for Over 20 years Delta Sigma Pi crest decal. They are for opaque surfaces or the outside of windows. Decal measures approx. 3" and comes with an additional decal with just your greek letters.