Fit check! How to measure your torso for a backpack. 📣 Grab a buddy and let’s figure out what size you are! Our torso lengths come in Short, Regular, and Long. Step 1: Find the point where the shoulders meet the neck. Trace your hand towards the center of the neck, until you feel a bony bump at the base of the neck. That bump is the C7 Vertebrae, and the top of your torso. Step 2: Place your hands comfortably on your hips, your thumbs point across your back indicating iliac crest, and the botto