Girls dresses sizes 2-5 are short sleeves. Girls dresses sizes 6-16 are three quarter sleeves. Dress lengths size 3= 21.5 inch size 4= 22.5 inch size 5= 25.5 inch size 6= 27.5 inch size 7= 29 inch size 8= 31 inch size 9= 33 inch size 10= 35 inch size 12= 37 inch size 14= 38 inch size 16= 39.5 inch