Massager

A massager, comprising:

• a clamping part, comprising a first engagement portion and a second engagement portion which are opposite to each other and made of a flexible material, with a cavity defined between the first engagement portion and the second engagement portion;
• a driving mechanism, comprising at least one swing arm which is disposed in at least one of the first engagement portion and the second engagement portion for driving the at least one of the first engagement portion and the second engagement portion to move toward or away from the other;
• and
• a positioning portion which comprises at least one ring or an elongated stick;
• wherein the driving mechanism further comprises an eccentric wheel, the at least one swing arm defines at least one slide groove, and the eccentric wheel is slidably received in the at least one slide groove for driving the at least one swing arm to swing.