The denim fabric of our shirt-shaped dress is a summer thin fabric and is 100% ORGANIC Cotton. There is tulle detail at the bottom of the skirt. It is lined. The belt can be tied from the front, back or side if desired. The pattern is large, so we recommend getting your exact age. This dress, which will be comfortable for the little ones, has no buttons on the sleeves. It is dressed by unbuttoning the front. There is no zipper anywhere on the dress.