I-13mm yokuValwa kweNtamo ye-Screw yenziwe nge-polypropylene ephezulu. Imilo yentambo ngaphakathi kweCap inokulingana nenaliti yesampulu ezenzekelayo ngokusebenza kakuhle, kwaye iyahambelana nesampulu ezenzekelayo. I-13mm ye-Screw Neck Closures ehlanganiswe kwangaphambili ye-septum inokunciphisa ithuba lokungcoliseka ngexesha lokulungiswa kwesampulu kunye nokugcina ixesha ekulungiseleleni isampuli zebhubhoratri. I-Aijiren inikeza i-septa kunye ne-slit septa. Umbala oqhelekileyo okhoyo we-cap umnyama, kodwa eminye imibala ekhethekileyo inokuveliswa nayo.
