Girls dresses size 2-5 are sleeveless. Girls dresses size 6-16 are three quarter sleeves. Dress lengths: size 2= 18 inch size 3= 21 inch size 4= 22 inch size 5= 25 inch size 6= 27.5 inch size 8= 30 inch size 9= 31 inch size 10= 34 inch size 12= 35 inch size 14= 37.5 inch size 16= 39 inch