Male mandibles typically have squarer chins and thicker, rougher muscle attachments than female mandibles. Harland's designing skills created ships with flatter bottoms and squarer bilges to increase capacity. In golden eagles, the tail generally appears narrower and squarer in shape. The roofline was squarer and the rear deck and bumper more sculptured. Males generally have squarer, stronger, and larger mandibles than females. The Celeste was facelifted in 1978, receiving square headlights and bigger squarer bumpers. The long eel is cut into shorter, squarer fillets and skewered. Stronger, cheaper modern materials are one reason why shorter, squarer rigs are becoming rare. The design was slightly larger and squarer than previous Skylines. Homes in Olynthus were typically squarer in shape. In 1955, the previously elliptical rear side windows were changed to a squarer design. The primary tips are broad and rather squarer. The model 700 had a squarer design than earlier models. During the 1950s, Ray-Ban released the Echelon (Caravan), which had a squarer frame.