Description
A shield-shaped embroidered item blazoned as follows: Per bend Gules (Brick Red) and Buff, a bezant bearing a horse’s head erased Argent (Smoke Gray); all within a 1/8 inch (.32 cm) Yellow border. Overall dimensions are 2 1/2 inches (6.35 cm) in width and 3 1/8 inches (7.94 cm) in length.

Symbolism
Brick red, buff and yellow symbolize the components that are the core of the 300th Sustainment Brigade, Transportation, Ordnance and Quartermaster. The horse indicates the unit’s lineage to the 300th Transportation Group.

Background
The shoulder sleeve insignia was approved for the 300th Sustainment Brigade on 11 December 2007.