Moetsi ea itlhommeng pele lefatšeng ka bophara o kopantse lisebelisoa tsa silicone tse foamed mokelikeli tse bobebe ho{0}}mohaho oa eona oa ho qetela oa pakete ea betri bakeng sa ho tlatsa le ho matlafatsa lipakete tsa betri.
Moralo ona ha o fokotse feela boima bo akaretsang ba betri pakete, o matlafatsa lebelo la ho khanna likoloi tsa motlakase, empa hape le ho ts'oaroa-le thepa ea silicone e monyang e theola lerata le ho thothomela nakong ea ts'ebetso ea koloi, ho ntlafatsa boiketlo ba bapalami.