By providing extra support, the macho double cock and balls ring helps harder your erection, support your penis, prolong the pleasure, and intensify orgasm.Unlike most cock rings, this toy features a separate ring that loops around the testicles to provide a snug fit around both the testicles as well as a ring for the base of the penis.To help enhance the pleasure for the two of you, this ring includes two vibrating bullets: one positioned for optimal clitoral pleasure and the other positioned for testicular pleasure.For operation, this cock ring requires 5 mini batteries which are included for your convenience.