Inspired by the Morphic Fields of Rupert Sheldrake, a biologist from Cambridge, UK. Sheldrake suggests that DNA may act as copper coils do in a radio and thus be tuned to the particular frequency of a species.

Small – for wrists up to 6’’ around (children)
Medium – for wrists 6’’-7’’ (women)
Large – for wrists 7’’-8’’ (men)