Silk Thermal Underwear Briefs from China
Insulated knitted silk briefs (77% silk) for cold-weather base layer support. HTS 6107.99.50 men's underpants with high silk. Retains warmth without bulk.
Duty Rate — China → United States
20.8%
Rate breakdown
9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Classify as retail vs industrial to avoid end-use shifts
• Document non-orthopedic design per exclusions