Cropped Elf Underbust Corset in Steel Blue - The Gilded Galaxy Collection*This is our Cropped Vixen base pattern and fits around your ribcage, but since rib measurements are slippery little shape shifters (thanks, lungs), we size it by your tight waist measurement thats the smallest part of your waist when the tape is pulled snug. Layers over your main corset Open back with flattering center point Interlocks with our other corset patterns trust the magic! When in doubt? Size UP! Especially if layering. (All my patterns are