SIMPLY SOUTHERN. YTH-CBDRS-TUR. YOUTH TURTLE CROSS BACK DRESS. BLUE. Get ready for summer vacation in this Simply Southern Youth Turtle Cross Back Dress in Blue. The vibrant colors paired with the cute crisscross back design-- she s definitely going to love this one. Put on a little cardigan with it for the colder spring transition. 95 percent Polyester 5 percent Spandex.