The frenulum helps to return the skin of the removed foreskin to its normal position, enveloping the glans when the penis is at rest or in a flaccid state.
I-frenulum isiza ukubuyisa isikhumba sejwabu elisusiwe ibe sesimweni sayo esejwayelekile, imboze ubukhazikhazi lapho ipipi liphumule noma lisesimeni esibi.