Hey Viv ! Women's Rockabilly Halter Top 97% cotton / 3% spandex; machine wash 50's pin up style top Black stretch cotton fabric, halter neck with a side zip Sizing tip: This fabric has a small stretch to it but runs close to the measurements below. The side zipper limits the stretch at the waist. Small 36 - Bust: 34-36" Waist: 28-29" ----- Medium 38 - Bust: 36- 38" Waist 30-31" Large/XL 42 - Bust 40" Waist: 34 -35" ----- XXL 46- Bust: 44", Waist: 38 - 39" Looks great with our Hey Viv ! 50s Style Fabric Circle Skirt!