Men's Polyester Fleece-Lined Thermal Undershirt
A lightweight knitted undershirt with inner fleece lining for enhanced warmth, made entirely from polyester man-made fibers for base layering. Classified under HTS 6109.90.10.47 as it qualifies as a men's thermal undershirt (652), a type of T-shirt or singlet without prohibited bottom fastenings. Ideal for outdoor activities in cold climates.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If composed primarily of cotton
Material composition changes heading; cotton thermal undershirts for men classify under 6109.10.
If cut for boys under 20 and featuring left-over-right closure
Boys' garments follow men's closure but classify separately in 6110.20 for man-made fibers.
If not knitted or crocheted (woven)
Chapter 61 is knitted/crocheted only; woven man-made thermal undershirts move to Chapter 62 heading 6210.
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Import Tips & Compliance
• Conduct stitch density test (at least 10 stitches/cm) if questioned, as low density may shift to other headings
• Declare as undershirt only; avoid marketing as standalone shirt to prevent scrutiny under shirt definitions in notes
Related Products under HTS 6109.90.10.47
Men's Merino Wool Blend Thermal Undershirt
This thermal undershirt is knitted from a merino wool and polyester blend, designed to provide insulation and moisture-wicking for cold weather layering under shirts. It falls under HTS 6109.90.10.47 as a men's thermal undershirt made primarily of man-made fibers (polyester), meeting the criteria for T-shirts, singlets, and similar garments without drawstrings or ribbed waistbands at the bottom. The (652) statistical suffix specifically denotes thermal undershirts.
Men's Performance Polyester Thermal Undershirt
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.
Men's Micromodal Thermal Undershirt
Luxury micromodal (beech tree man-made fiber) thermal undershirt for superior softness and insulation. HTS 6109.90.10.47 applies to this men's T-shirt style thermal (652).
Men's Lyocell Thermal Base Layer Shirt
Eco-friendly lyocell man-made fiber thermal undershirt for sustainable warmth. Under 6109.90.10.47 as men's thermal.
Men's Bamboo Rayon Thermal Undershirt
Bamboo-derived rayon thermal undershirt, man-made for breathable heat. HTS 6109.90.10.47 men's thermal.
Men's Tencel Thermal Undershirt
Tencel (lyocell variant) thermal knit undershirt for men. 6109.90.10.47 classification.