Cov ntsiab lus "paint pens" thiab "paint markers" feem ntau yog siv sib hloov los piav txog hom cwj mem lossis cov cim uas muab cov xim pleev xim tsis yog number case. Txawm li cas los xij, tsis muaj qhov sib txawv tseem ceeb ntawm lawv.
Ob tus cwj mem pleev xim thiabpleev xim rauyog tsim los tso cai rau cov neeg siv kos lossis sau nrog cov xim hauv ib txoj kev uas zoo ib yam li siv tus cwj mem tsis tu ncua lossis kos cim. Lawv tuaj yeem muaj ntau qhov ntau thiab tsawg thiab xim thiab tuaj yeem siv rau ntawm ntau qhov chaw, xws li ntawv, canvas, ntoo, iav, thiab yas.
Qee qhov xwm txheej, cov tuam txhab lag luam tuaj yeem siv ib lo lus lossis lwm yam los piav txog lawv cov khoom, tab sis kev ua haujlwm thiab kev siv tseem ceeb yog tib yam. Yog li, txawm tias koj tab tom nrhiav cov cwj mem pleev xim lossis cov xim pleev xim, koj yuav tsum nrhiav tau cov khoom tsim nyog uas haum koj cov kev xav tau.
