Universal needles are used for all woven fabrics. This needle will penetrate the fabric threads of woven fabrics.
Medium-weight 90/14: Broadcloth, Brocade, Chino, Chintz, Corduroy, Flannel, Linen, Poplin, Satin, Synthetic Suedes, Taffeta, Terry, Velvet
I can only suppose you are joking. If you sell me dud needles and I complain, I should not be met by rudeness