Cov khoom siv ntawm lub mis thaj

Cov ntaub ntawv cuam tshuam rau kev ua haujlwm thiab kev noj qab haus huv ntawm cov khoom, yog li cov ntaub ntawv zoo yog qhov tseem ceeb. High quality silicone muaj xim pob tshab, ilv kev ntxhib los mos, smoothness, thiab tsis muaj impurities. Zoo tes elasticity thiab tsis deformation. Cov ntaub ntawm cov khoom satin feem ntau yog ua los ntawm nylon, uas muaj qhov ua tsis taus pa thiab tsis tuaj yeem ua kom tuab