The Ultimate Hygienic Anal Douche Cleaning has a soft and pliable transparent plastic bottle and two detachable interchangeable screw-mount nozzles. The slim-sized nozzle is .375″ in diameter, and the regular-sized nozzle is .5″ in diameter. Both nozzles are 3.375″ long. Designed for comfort and simplicity, this system is easy to use and easy to clean. Water-soluble lubricant is recommended for the nozzle tips for ease of penetration.