Breathable Waterproof Membrane Film from Japan
Microporous polyurethane film laminated to nylon textile for rain gear, 0.8 kg/m². Fits 3921.90.19.50 as other plastic foils combined with textile under weight limit. Enables moisture vapor transmission.
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
• RET testing proves breathability; include specs to support classification
• Hydrostatic head ratings help distinguish from mere coatings
• Avoid declaring as apparel fabric if it leads to Chapter 59 misrouting