We have several lengths of our waist trainers so you can choose one that covers and fits your body type perfectly. Measure from under your bust vertically till your hips. Then match this measurements to the waist trainer closer to the measurement. Ex: If your torso measures 6 inches long from your bust to your hips, we recommend our Minis. Here are the lengths per style:Mini Waist Trainers : 8 inches in the front (where the hooks are) and 6 inches in the back. Short Waist Trainers: 10.5 inches in the front (where the hooks are) and 8.5 inches in the back. Classic Waist Trainers: 11.5 inches in the front (where the hooks are) and 10 inches in the back.Long Waist Trainers: 12 inches in the front (where the hooks are) and 10 inches in the back.