Check out the hem on this half slip. White nylon with tiered lace trimmed ruffled hemline, pull on with elastic, no dry rot in elastic. Pillowtab in back. There are a couple flaws one small ink stain in back as well as a few tiny holes. No tags, estimated modern size of M/L based on measurements. Dated by style.

Actual measurements flat:

waist: 12-15"

hip: 20"

length: 28"

This item is sold from an excellent, highly rated vintage boutique in El Cajon, CA.