From Barbie Wiki:
Released 1967
Barbie® doll celebrated the mod era with a new look this year! This
Twist 'n Turn Barbie® doll wore an orange plastic two-piece swimsuit
that was covered by a white grid nylon cover-up with orange edging.
Longer hair with bangs, rooted lashes and blue eyes, and the new body
styling were all characteristics of this doll. Dolls came in the
following hair colors: blond, brownette, brunette, and redhead.
Comes with two-piece bathing swimsuit suit/bikini, mesh cover-up, and hair ribbon. DOLL NOT INCLUDED.