Poly-Cotton Siro-Spun Yarn 36/1 from Mexico
Siro-spun yarn blending 55% polyester staple with 45% cotton, 36/1 Ne, for fine poplin shirting. Falls under HTS 5509.53.00 as non-retail polyester staple yarn mixed mainly with cotton. Mimics 100% cotton feel with added resilience.
Duty Rate — Mexico → United States
23.2%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Specify spinning technology (siro-spun) in entry docs if it affects quality claims or origin determinations
• For EU-origin blends, note GSP eligibility if polyester staple meets developing country rules