Nipples， breasts， clitoris.， And other parts of the body can use 

The only really suck maintained 

Can not afford a breast pump off 

Absolutely strong suction

The 1st breast pump: 2.5cm in diameter 

The 2nd breast pump: 4.0cm diameter 

The 3rd breast pump: 5.0cm diameter 

The 4th breast pump: 6.0cm diameter 

Usage 

1 screwed into the lowest part of the straw 

2 close to suck the site， start screwing up 

3 screwed to feel a little pain， stop on it 

[Features] 

1， easy to operate Adjustable vacuum 

Negative pressure inside the tank can be adjusted according to individual tolerance， use more simple， convenient， one can understand， a school will 

2， easy to observe transparent tank 

Tanks using advanced resin toughness - made ​​of polycarbonate， easy to observe the tank skin conditions 

3， using ergonomic design 

According to the human body， the use of broad-brimmed rounded Guankou specially designed to increase comfort when suction