Yuav ua li cas txiav canvas yam tsis muaj fraying? Canvas yog cov khoom siv ruaj khov thiab muaj ntau yam uas feem ntau siv rau ntau yam kev siv, suav nrog cov ntaub pua tsev, khaub ncaws, hnab, thiab khoom siv sab nraum zoov. Txawm li cas los xij, txiav cov ntaub canvas tuaj yeem yog c ...
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