USER GUIDE:

1- Hold firmly the main metallic part and push the pin until the end of it (Picture A)

2- Use the other hand to inflate repeatedly squashing the black rubber part of the pump. (Picture B)

3-Pull out the pump using the metallic part WITHOUT pulling the black rubber part of the pump (Picture C)

N.B.- During the inflating process the metallic part must be always held in your hand pushing directly to the gym ball.

Recommended for precision inflations of professional gym balls.