text: I wear a 6 1/2, and my foot is on the narrow side. I was unsure if I should order a small or medium based on the sizing 5 1/2-6 1/2 and 6 1/2 - 7 1/2. I ordered a medium and they were too long and a bit loose on my foot. I am returning them. I then ordered a small, and they fit perfectly.