American Eagle & Aeropostale Denim Shorts Set Women’s Size 4 in Excellent Preowned Condition. Although these shorts are different brands, the waist measurements are identical between the two pairs. The Aeropostale shorts are approximately 14.5” across the waist and have an inseam that is approximately 4” long. The American Eagle shorts were originally a pair of pants that were professionally altered to become hemmed shorts. This pair of shorts also measures approximately 14.5” across the waist and has an inseam that is approximately 4” long.