The mark consists of the words "Strait City" appear in all caps in white within a black square. The square has rounded edges on the bottom-left and top-right corners, and sharp edges on the top-left and bottom-right corners. The word, "Strait" is displayed along the bottom-side of the square in the right corner, and the word "City" is displayed on the right-side of the square, and runs from the bottom right corner towards the top-right corner. Collectively, the words form a backwards "L" shape. In the top-left corner of the square, there is a white quarter-circle with the straight edges paralleling the top and left side of the square and the rounded edge facing the middle of the square. In the bottom-right corner of the square, there is a white quarter-circle with the straight edges paralleling the bottom and right sides of the square, and the rounded edge facing the middle of the square.
Color is not claimed as a feature of the mark.