Men's Performance Polyester Thermal Undershirt from Mexico
High-performance thermal undershirt from moisture-wicking polyester, knitted for athletic base layering in cold conditions. Fits HTS 6109.90.10.47 as men's thermal undershirt of man-made fibers, adhering to Chapter exclusions.
Duty Rate — Mexico → United States
42%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Performance claims require substantiation; focus on fiber for classification
• Ensure average stitch count meets garment standards
• Bulk imports often flagged—use invoices specifying individual units