I only have to loop them and they work in unison with each other I swear. Since I wear a 10. I ordered my usual shoe size 5. They are 1 inch shorter next to My size 8. 5-starts because they actually stay in your ears! All the spices fit on nicely. I am very pleased with the quality of this. Great easy to use turntable. 5" Mountain bikes with up to 2. Lever belts like these offer so much more support, and they keep your midsection perfectly compressed without any weak points.