How Summer's Eve douche is different: Exclusive one-piece unit: The bottle and nozzle are one single unit, so there's nothing to assemble. Complete and ready-to-use. Comfortip nozzle: The Summer's Eve douche nozzle has been designed to assure easy and comfortable insertion. Easy angle flexible neck: The exclusive flexible neck allows you to adjust the nozzle to the most comfortable position for you. Exclusive gentle cleansing formulas: Summer's Eve douches have special gentle cleansing formulas with purified water to leave you fresh and clean.