Maisie Midi Dress in Polka DotThe Maisie Midi Dress in Polka Dot by Rebecca Vallance. The Maisie Midi Dress from Rebecca Vallance blends timeless elegance with a chic monochrome polka dot print. Its short puff sleeves and V neckline with a shawl lapel offer a sophisticated look, elevated by a drop waist, princess seams, and a self belt to accentuate the flattering fit. The side gathered midi skirt shapes an elegant silhouette, detailed with a front skirt yoke for added style.