... aperture count :48f,72f,144f. 2.Applications:roducts used for woven peach velvet , corduroy, double-sided velvet, pearl fleece ... soft, elegant style,it is the ideal cleaning product for guesthouse, hotel, factory, family, the glass curtain wall, automobile, computer ... fiber of poly nylon composite products:90D. 160D Features: used for plush toys, bathrobe pajamas, cushion, blankets, process shoes ...