[list][*]85% polyester + 15% cotton[*]MATERIAL—85% Polyester + 15% Cotton.The biggest advantage of polyester fiber is that it is anti-wrinkle and conformal .It has high strength,elastic recovery ability,and not sticky hair.It would be the best material for this midi dress.[*]FEATURES—Straps design,make you feel cool in the summer,make you look sexy covered.Waist design,exquisite cut and perfect curve, which reflects your unique charm.Pocket elements,Note:This sundress is designed with a low chest,so the straps are not adjustable. It’s more visually pleasing to the eye.Buttons are for decoration,not functional.