MTWT 9-5 black rayon stretch dress with peek a boo sleeves Size small. Runs big

This 9-5 dress is Black with pretty peek a boo sleeves. Size small but it runs more like medium. 6-8. Pit to pit 18 inches Waist 16 inches Hips 20 inches Length 43. This can be worn to the office then jazzed up with boots and jewelry for the evening.