Here's a beautiful sleeveless long a-line prom dress T814 from Amoris by Cinderella Divine that is a true classic. Crafted in wrinkle-resistant Mikado fabric from the v-neckline to the he, this long a-line evening gown allows you to dance the night away care free. In misses and some plus sizes, this long formal dress has a long skirt that gathers with pleats at the wide waistband before flowing to the floor in a fabulous a-line shape. Priced under $150, this sleeveless long a-line prom dress has convenient side pockets so that you can keep your valuables safe without breaking the budget.