It comes with 2 Tubes . 20cm + Throttle . 50cm Accessory
Easy to use
■ Just need to install the Auto Foam Pump to the Bottle , it will to be a Touchless Foaming Soap Dispenser
■4 Interchangeable Gaskets : 28 mm. 32 mm. 40 mm. 42 mm
■Using the accessories silicon ring, it can fit to (24 mm to 42 mm) mouth of bottle
■It will never Clog. You can change the Throttle OR working with clean water to wash the Machine