On a white rectangular shaped embroidered device arced top and bottom, a stylized blue two headed thunderbird garnished red and white. Attached above and below, an arced white scroll inscribed at top "EAST HIGH" and at bottom "THUNDERBIRDS" in red letters 5/16 inch (.79 cm) in height, all within a 1/8 inch (.32 cm) red border. Overall dimensions 3 1/2 inches (8.89 cm) in height and 2 1/2 inches (6.35 cm) in width.
Red, white, and blue are the school colors. The blue thunderbird is the school mascot.
The shoulder sleeve insignia was authorized 7 March 2008. (TIOH Drawing Number A-10J-853)