FINALS Lifeguard Swimsuits Butterfly BackFINALS Guard Butterfly BackThis Guard Swimsuit features a thin strap, butterfly back, for minimized coverage and superior support. Featuring Xtra Life LYCRA construction the 5830 Guard Swimsuit offers a beautiful, long-lasting fit that resists chlorine and retains shape day-in and day-out. Ideal for lifeguards at the pool or beach, a center chest Guard Logo provides a professional look for life-savers on the job.