NAS CORPUS CHRISTI, TEXAS PUBLIC WORKS TRIANGLE PATCH. 3.5" on all 3 sides of the Tri-Angle Patch, makes this the prefect patch for a cruise jacket. Very High Quality Embroidery and Vivid Coloring! Durable with Iron on backing. Great Detail and stitching for a jacket or vest. Great Gift Idea for anyone! Veteran Owned and Operated Business - Retired Marine.