Li-vaels tsa polokelo le tsona li bitsitse sampole tsa sampole, e sebelisitsoeng ka har'a sephutheloana sa khale, litlolo, li-k'ilereri tsa boleng bo phahameng joalo.
Li-vaels tsa polokelo li loketse sephutheloana tsa meroho ea meroho, lik'hemik'hale tse ngata, litlolo tsa lik'hemik'hale, li tsamaisana hantle.
Aijiren o fana ka li-vaials tse ngata tsa vaerase le li-kite bakeng sa sampling ea Volaalan, likotlo tse ling tsa lits'oants'o le litlhokahalo tse ling tsa li-chromama tsa marang-rang.
