Women's Sand Sugar Underwire Bra Bikini Top by Reef As sweet as sugar. The Sand Sugar Underwire Bikini Top by Reef. This bikini top offers extra push up along with added support from the molded soft cups, underwire detail and back clasp closure. The all-over gold foil dot and Reef logo detail contrasts against the purple color to create a fresh fun swimwear look. Content: 80% Nylon, 20% Spandex Made in California, U.S.A.