Li-buffer blocks tsa polyurethane li na le lisebelisoa tse ngata tse ntle haholo, tse kenyelletsang matla a phahameng a mochini, ho kenya letsoho hantle, ho thibela ho phatloha, ho hanyetsa kutu, ho hanyetsa mocheso, ho hanyetsa serame, ho hanyetsa oli le botsofali.Ha ho bapisoa le mofuta oa rabara, mofuta oa selemo le li-hydraulic-buffers tse sebelisoang hona joale naheng ea rona, li-buffer tsa polyurethane ha li na ts'ebetso e phahameng haholo feela, empa hape li na le matla a khoheli a manyane, sebopeho se bonolo, litšenyehelo tse tlase, le ho kenya le ho hlokomela habonolo.