Sparkly Long Mermaid Dress with Spaghetti Straps from Amarra This Amarra dress will make you look like a princess, this dress is bejeweled with sequin patterns in a neat design. This is a ruffled mermaid dress with spaghetti straps that are anchored to the bare back with a criss-cross corset. This bodycon is a show stopper featuring a low scoop neckline and its voluminous hem that creates a charming look.