1Transparent milk bottle with marked index, convenient observation of the milk capacity, easy uasage. 2Silicone milk line and control valve, immediately open or close the pump by simply adjusting the valve. 3Two tubes linked with the milk bottle to equalize the pressure, and prevents the lines from compressive deformation. 4One short one long brush to provide easy cleaning, short one can be used for milk tube, easy to clean, more practical. 5Made of PC material, lightweight but durable, effectively resistant of air pressure change, no pollution, no harm to the health of cow and sheep.