On a shield-shaped embroidered device with rounded base 3 1/ 2 inches (8.89 cm) in height by 2 3/4 inches (6.99 cm) in width blazoned: Argent, a Cavalier's head erased of the second, clad in a Cavalier's hat Gules, banded White, plumed of the first, detailed and fimbriated Sable. Attached above the shield, a White scroll edged with a 1/8 inch (.32 cm) Black border inscribed "CLEVELAND HS" in Black letters. All edged with a 1/8 inch (.32 cm) Black border.
Black, red and white are the school's colors. The Cavalier is the school's mascot.
The shoulder sleeve insignia was approved on 6 December 2005.