Artesands Fits Your Curves. Gershwin is our curve fit throw on, over shirt kaftan. This cover up has pin tucked detail and a button placket from the waist up. Gershwin has been designed with long sleeves that can be rolled up to a 3/4. Artesands specially designed resort wear made to wear over your curve fit swimsuit. Amadeus is made with soft wash, lightweight, breathable cotton fabrication.