Best design for travel, outdoor, and public personal hygiene washlet. This device prevent the dirty flow back into the bottle during washlet. It is also supply continuous slow flow water during scratch your bun. With slow-flow and anti-flow air hole in the bottle bottom. Fast and effective personal cleansing anytime and anywhere. Specifications: Material: Plastic Capacity:500ML Bottle Size:19x7cm/2.75x7.48''(approx) Color:Pink,Green Warm Tips: 1. 60 degree angle nozzle meets the principles of human engineering and easy to clean. Please note that do not insert the nozzle into the body. 2. Fill clean and/or warm water. The capacity is about 500ml then screw tight the nozzle. Do not use warm /hot water higher than 60 degree celsius. High temperature will cause bottle deformation. 3. When washing, use your forefinger to press the Valve bore and the nozzle aim at the part you want to wash. Open your forefinger and squeeze the bottle, then you can start to wash. Quantity: 1 pc Note: Transition: 1cm=10mm=0.39inch No retail package. Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x Empty Portable Bottle(other accessories demo in the picture is not included.)