Red Roni Crossover swimsuit from Mara Hoffman featuring a halter neck, a twisted detail, a cut out detail, a scoop back, a tie waist and a high cut leg. POSITIVELY CONSCIOUS: Mara Hoffman scores 4 out 5 by independent ethical brand rating agency Good On You. It uses a high proportion of eco-friendly and recycled materials, reduces water by using a waterless printing technology and traces most of its supply chain with regular visits to suppliers.