O'Neill Bikini Bottoms - O'Neill Pw Active Cheeky Bottom - Black Aop :: Women > Bikinis. O'Neill Blue: This item is part of the O'Neill Blue Mission - an initiative to produce susetainable surfwear useing high performance eco-threads by Bionic. which contain recycled beach plastic Fit: Regular fit. medium coverage. low waist Bottoms only Women's O'Neill bikini bottoms Material: Synthetic mix Contrast elasticated waistband Hyperdry technology has moisture-wicking properties to repel water and maintain breathability Our model wears a UK size 10 and is 168 cm / 5 ft 6 inches height Provides UV protection