Union’s sleeveless eggplant purple dress featured a plunging neckline with spaghetti straps and a floor-length body-con silhouette, accentuating the 360-degree mesh cutout in the middle.

They’re multiplying and dividing, switching from inches to yards at a breakneck pace, before approaching the cutting corner at Joann Fabric and Crafts in Falls Church, Va., with a large bolt of ...