Benefits :

• Improve blood circulation in your male part
• lengthen & thicken your male part
• reduce premature ejaculation

It is the newly designed high-quality vacuum pump to enhance erection. It can increase the male part's pressure via vacuum air exhausting. Then in the condition of vacuum pressure， the cells of corpus spongisum will expand in this condition， which will speed up blood circulation in the male parts. .Then veins expand and the blood volume increases.Thus， male part will be lengthened .Using it regularly can effectively develop an erection & lengthen and thicken your male parts.

Manual on how to use provided.

3 valve sizes included.