For fun that goes back to prehistoric days, the Women's Flintstone Betty Costume is your go-to. This Halloween costume is great alone but works really well with other Flintstone costumes for a group date. Care Instructions: Hand wash cold, do not bleach. Tumble dry low. Do not iron, do not dry clean. Fred and Wilma's best friend and next door neighbor. Character style halter dress with neck tie accent and scalloped bottom. Traditional style foam cloth wig. Fits up to size 12. Size: OSFM. Gender: female. Age Group: adult.