Li-grommets li ka sebelisoa ho tlatsa masoba ka liphanele bakeng sa ho koala, ho tiisa, ho kenya letsoho le ho sireletsa lithapo le lintho tse fetang.
Fana ka litšebeletso tse ikhethileng bakeng sa k'hamphani e tsebahalang ho tloha ka 2007.
Lihlahisoa tse fanang ka tsona li kopana le Rohls, Reach, FDA, LFGB e tsamaellana.
Karolo ea silicone e kenyelletsa likarolo tse tiileng tsa silicone, karolo ea silicone ea metsi, LSR, silicone ea HTV, joalo-joalo.
Eseng feela karolo ea silicone empa le likarolo tsa rabara le likarolo tsa ente, P + R, P + Metal.
Fana ka thepa e molemohali ho latela kopo ea sehlahisoa le tlhokahalo ea ts'ebetso.
Sehlahisoa sohle se phetheloe thupelong ea rona ea tlhahiso ka mokhoa o le mong ntle le mohloli oa kantle.
Re na le lilemo tse 11 tsa boiphihlelo tlhahiso le lilemo tse 14 tsa boiphihlelo thekisong ea kantle ho naha.