Ua lilo nā kī kī ʻo Silicone-rubber i mea koho kaulana i waena o nā mea nona nā ʻoihana a me nā ʻenekini mīkini. ʻIke ʻia hoʻi ʻo nā keypads elastomeric, ola lākou e like me ko lākou inoa ma o ka hōʻike ʻana i kahi kūkulu ʻili silicone palupalu. ʻOiai ʻo ka hapa nui o nā kī kī ʻē aʻe i hana ʻia me ka plastic, ua hana ʻia kēia me ka silicone-rubber. A ʻo ka hoʻohana ʻana i kēia mea hāʻawi i nā pono kūʻokoʻa i loaʻa ʻole ma nā wahi ʻē aʻe. Inā hoʻohana ʻia i loko o kahi hale kūʻai, hale hana, keʻena a i ʻole nā ​​​​wahi ʻē aʻe, he koho maikaʻi loa nā kīʻaha silicone-rubber. No ke aʻo hou aku e pili ana iā lākou a pehea lākou e hana ai, e hoʻomau i ka heluhelu.