great overall shower swim caps [SEP] great overall shower swim capsnot submersible but totally adequate for keeping hair dry whileshowering or zin hot tub or poolnot for underwater use but they do the job i have long thick hairmy only complaint would be the overall old timey style patternsat least solid colors could be worn with baiting suites silver gold black white aqua blue green magenta pink orange yellow violetwould likely be very popular