Khoom siv: polyester, PP khoomSiv tau cov xwm txheej: cov cuab yeej qoj, qoj thiab lub cev zoo nkauj,Specifications: 25mm × 9m, 25mm × 12m, 25mm × 15m, 38mm × 9m, 38mm × 12m, 38mm × 15m, 50mm × 9m, 50mm × 12m, 50mm × 15m