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9021.29.40.00/Silicone-Lined Bite Guards/Japan

Silicone-Lined Bite Guards from Japan

Dual-layer bite guards with soft silicone lining over rigid plastic base for TMJ disorder treatment. Predominantly plastic construction qualifies for HTS 9021.29.40.00 as orthopedic dental appliances. Relieves jaw joint stress and muscle tension.

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%
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Import Tips

• Provide layer thickness specifications (soft 1.5mm, hard 2mm)

• Include Shore A hardness ratings for both materials

• Document centric relation bite registration requirements