Do people wear pj's?Vintage pajama set La Mouette

Darling polka dot top with french cut contrasting tap pants shorts. Top: 17 pit to pit, 25 total length from top of shoulder to longest hem point, 34 waist. Shorts: 29 waist at rest, elastic in back, 2 buttons on left side front waistband. 5.5 inch length at sides, 13 length from middle waistband top to crotch. Fantastic condition- unable to find flaws. Fun set.