I-wind cone, ebizwa nangokuthi 'i-windsock' iyithuluzi elimibalabala esikhumulweni sezindiza ngasinye elihlinzeka ngolwazi olufanele kubashayeli bezindiza, okubavumela ukuba banqume ngokushesha futhi kalula isivinini somoya kanye nalapho uya ngakhona ngaphambi kokusuka noma ukuhlala.
Amasokisi omoya angase abe izinhlobo ezintathu zemibala: Owolintshi, Ophuzi Noma Omhlophe, futhi Aphinde anamathiselwe ezigxotsheni zensimbi nge-swivel. Le swivel ivumela i-windsock ukuthi ijikeleze, okubonisa indlela umoya oya kuyo.