Butterfly Blouse + Skirt Sewing Pattern (Sizes 6 m-4) Sew this cute little blouse with either a ruffled sleeve or a sweet cap sleeve. The blouse pattern features a back keyhole opening with button closure and a subtle peplum with gathers at the front. The skirt pattern is a simple pull-on A-line skirt with front pleats and an elasticized back waist. Pattern sized for children aged 6 months-4 years.