poly Cotton blend! This retro knockout is in mint condition. Button, zip and Velcro closure. Small silver studs on the shoulders and across the back. Size 10, but a vintage size 10- looks morel ike an 8! Pleats at the shoulders, and baggy hips with tapered legs. Armpit to armpit: 18" Waist: 12" (but has a half elastic back) inseam: 30"