Vintage circa 1920s pink silk, lace embellished step-in teddy with grosgrain ribbon straps. There are few spots showing wear, see photos. Overall good condition for the age. Gorgeous lace trim and micro smocking along the top. Measurements equate to a size large. 

Measurements (lying flat):
Width across the top 20"
Length from top of the strap to the center of the gusset
Hips 21"