The Helsi Quinn Long-Sleeve Open-Back Sequin Velvet Maxi Dress exudes glamour, featuring a luxurious stretch velvet fabric adorned with shimmering sequins and a dramatic open back. The Helsi Quinn Long-Sleeve Open-Back Sequin Velvet Maxi Dress exudes glamour, featuring a luxurious stretch velvet fabric adorned with shimmering sequins and a dramatic open back. Helsi — a namesake of the founder’s mother, meaning “independent,” “confident,” and “ambitious” — designs hand-crafted, special occasion garments. Focusing on boutique pieces, Helsi’s team of artisans carefully crafts dimensional florals and trims with embroidery, feather, and pearl accents.