Cov sponges feem ntau yog ua los ntawm cov ntaub ntawv xws li polyester, polyurethane, nylon, thiab lwm yam.
Cov ntaub ntawv no muaj kev nqus dej zoo thiab ua kom huv, thiab tuaj yeem qhuav cov tais diav sai sai. Ntawm lawv, polyurethane sponge yog dav siv hauv cov dej ntxuav tais diav vim nws cov yam ntxwv ntawm rwb thaiv tsev, rwb thaiv tsev kub, suab nrov, kev poob siab, nplaim hluav taws kub, tiv thaiv zoo li qub thiab ua pa zoo. Tsis tas li ntawd, muaj cov sponges ntxuav tais diav ua los ntawm cov ntaub ntawv xws li polyvinyl cawv, loofah pulp, thiab imitation loofah pulp, txhua tus muaj nws tus yam ntxwv. Piv txwv li, polyvinyl cawv muaj peev xwm nqus dej siab, thaum lub loofah pulp pab tshem cov roj stains vim nws qhov ntxhib nto.