This douche adapter is specifically made for easy clean convenience The 1 piece threaded plastic nozzle fits most standard size water bottles. Easily fits in your pocket, bag, or backpack, for an on-the-go clean. Includes sanitary storage and travel cap . 2.5" (6.35cm) plastic nozzle. Lubricant safe. Gently insert applicator tip vaginally or into rectum. Squeeze bottle gently, repeat as necessary. Wash with soap and water after use. Gently insert applicator tip vaginally or into rectum. Squeeze bottle gently, repeat as necessary. Wash with soap and water after use.