Trilobal Polyester Sewing Thread from Japan
Trilobal cross-section polyester thread from synthetic staple fibers for enhanced luster in fashion sewing. Classified in HTS 5508.10.00.00 as synthetic staple sewing thread. Used in high-end apparel production.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Include cross-section diagrams in technical docs to justify trilobal staple fiber status
• Monitor twist levels; high twist may trigger yarn reclassification scrutiny
• Ensure eco-labels match fiber content to avoid greenwashing claims at entry