Vintage handmade 3 piece sweater matching mit & booties, 3- 9 months ??

Vintage handmade 3 piece sweater with matching booties, 6-9 months ?? Beautifully knitted sweater, cream in white with pink, this one is a lighter knit Pit to pit is 10 inches Length is 12 inches Excellent condition!! Looks like brand new! Has been kept in a cedar chest since 1970 I do not have kids, so hard for me to estimate the size