It has 4 matching, white, metal garters, 2 in each leg. It measures (unstretched) 11 1/4" across the top and 13" down the sides.
To me that's more of a vintage medium, but the label clearly says Large. The item "Vintage Exquisite Form Open Bottom Girdle, White, Large" is in sale since Saturday, April 24, 2021. This item is in the category "Clothing, Shoes & Accessories\Specialty\Vintage\Women's Vintage Clothing\Lingerie\Corsets & Girdles".
The seller is "dcdefend" and is located in Whitefish, Montana. This item can be shipped to United States.