AI Overview Learn more…Opens in new tab  The Roxy Seaside State Strappy Dress in Poppy Red Betty is a midi-length dress made from a lightweight viscose elastane blend fabric. It has adjustable straps and is part of Roxy's Retro Beach Collection. Some say it's a great beach dress, and others describe it as having effortless style. Size small/petite and stretchy. Pre-loved but in great condition.