Official data Source: US Census Bureau international trade data Data through August 2026 · updated monthly

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Glass mats, mechanically bonded

In short

  • The US imported $19.5M of this product over the 12 months to August 2026, down 8.1% on the year before.
  • China is the largest supplier, with 42.8% of US imports; Germany is next, with 23.3%.
  • China is the cheapest main supplier before and after freight and duty, landing at $2.11/kg.
  • Duty paid averaged 23.6% of the value of imports in August 2026, down 6.8 points on a year earlier.
  • Germany is gaining share: 17.5% over the last 12 months, up from 12.9%.
  • US exports were $11.3M over the last 12 months; the largest market is Mexico, with 64.0%.

US imports, Aug 2026

$1.9M

↑ +16% vs Aug 2025

Last 12 months

$19.5M

↓ −8.1% vs the 12 months before

Average duty paid

23.6%

↓ −6.8 pts vs Aug 2025

Top supplier

China

42.8% of US imports

US imports by month

The last 13 months, so the same month a year ago is on the left. August 2026 is highlighted. Dotted lines mark lasting changes in duty paid, labelled with the supplier, or "Duty" when several moved; the tariff timeline lists each one with its notices.

Aug2025SepOctNovDecJan2026FebMarAprMayJunJulAugChina ↓
Show the numbers
MonthUS imports
August 2025$1.6M
September 2025$1.1M
October 2025$1.4M
November 2025$1.5M
December 2025$1.3M
January 2026$1.3M
February 2026$1.5M
March 2026$2.1M
April 2026$1.6M
May 2026$1.5M
June 2026$2.5M
July 2026$1.8M
August 2026$1.9M

What changed

  • US imports were $1.9M in August 2026, up 5.1% from July 2026 and up 16% from August 2025.
  • Over the 12 months to August 2026 they totalled $19.5M, down 8.1% on the 12 months before.
  • Biggest moves in market share since July 2026: Germany up from 12.9% to 23.3%, Korea, South down from 5.4% to 1.2%.
  • Average price from Germany fell 50% since July 2026, to $4.18/kg.
  • Duty paid on imports from Czech Republic fell from 14.3% to 10.0% of their value since July 2026.
  • Duty paid on imports from Taiwan fell from 13.4% to 9.7% of their value since July 2026.

US trade by year

US imports were $19.5M in the 12 months to Aug 2026, down 13% on the 12 months to Aug 2023. US exports were $11.3M, up 6.8%. This code began with the HS 2022 revision in January 2022, taking goods from 7019.31, so its history starts there. Dotted lines mark lasting changes in duty paid, labelled with the supplier, or "Duty" when several moved; the tariff timeline lists each one with its notices.

2023202420252026Duty ↑China ↓
Show the numbers
PeriodUS imports
12 months to Aug 2023$22.3M
12 months to Aug 2024$19.3M
12 months to Aug 2025$21.2M
12 months to Aug 2026$19.5M
  • China
  • Germany
  • Latvia
  • Bahrain
  • All countries
Share of US imports
Show the numbers
PeriodChinaGermanyLatviaBahrain
12 months to Aug 202348.7%17.0%7.2%8.2%
12 months to Aug 202453.0%15.8%2.6%7.1%
12 months to Aug 202546.7%12.9%5.0%8.3%
12 months to Aug 202639.8%17.5%9.4%9.3%
Duty paid, % of value
Show the numbers
PeriodChinaGermanyLatviaBahrainAll countries
12 months to Aug 202329.3%4.3%4.3%0.2%16.0%
12 months to Aug 202429.3%4.3%4.3%0.5%17.2%
12 months to Aug 202540.6%8.0%7.2%4.0%22.5%
12 months to Aug 202645.1%13.8%13.3%9.5%25.9%
PeriodUS importsDuty paidUS exports
12 months to Aug 2026$19.5M−8.1%25.9%+3.4 pts$11.3M+13%
12 months to Aug 2025$21.2M+10%22.5%+5.3 pts$10.0M−13%
12 months to Aug 2024$19.3M−14%17.2%+1.2 pts$11.5M+9.0%
12 months to Aug 2023$22.3M16.0%$10.5M

Who supplies the US

August 2026. Small figures under each value are the change from August 2025. Landed cost by origin, below, adds freight and duty to the price.

CountryUS importsShareAverage priceDuty paidLast 13 months
China$817K42.8%+4.6 pts$1.33/kg+6.6%41.8%−17.5 pts
Germany$444K23.3%+8.7 pts$4.18/kg−49%10.0%−4.6 pts
Taiwan$220K11.5%+4.3 pts$1.38/kg+3.4%9.7%−7.3 pts
Latvia$162K8.5%+5.2 pts$2.48/kg+80%10.0%−4.3 pts
Czech Republic$74K3.9%new$3.28/kg10.0%
Bahrain$38K2.0%−15.1 pts$2.46/kg−32%12.5%+2.5 pts
Mexico$30K1.6%−2.0 pts$8.58/kg+4.5%0.0%0.0 pts
Thailand$28K1.5%−0.6 pts$1.46/kg−19%16.8%+2.5 pts
Other countries (7)$95K5.0%+2.3 pts$13.77/kg+390%10.6%−2.2 pts
All countries$1.9M100.0%$1.88/kg−4.8%23.6%−6.8 pts

The 3 largest suppliers had 66.7% of US imports over the last 12 months.

Landed cost by origin

What importers paid to land this product at a US port from each main supplier, June–August 2026: the price, freight and insurance to the first US port, and duty, per unit. Suppliers with 3% or more of these imports, cheapest landed first. Small figures under landed cost are the change from the same months a year earlier.

  • Price
  • Freight and insurance
  • Duty
CountryPriceFreight and insuranceDutyLanded costMake-up
China$1.25/kg$0.35/kg28.0% of price$0.50/kg40.1% of price$2.11/kg−4.9%
Taiwan$1.50/kg$0.73/kg48.6% of price$0.18/kg12.2% of price$2.41/kg−14%
Bahrain$2.95/kg$0.38/kg13.0% of price$0.31/kg10.6% of price$3.65/kg−14%
Latvia$3.03/kg$0.34/kg11.4% of price$0.35/kg11.5% of price$3.73/kg+88%
Czech Republic$3.52/kg$0.64/kg18.3% of price$0.46/kg13.1% of price$4.62/kg−7.2%
Germany$5.85/kg$0.47/kg8.0% of price$0.69/kg11.7% of price$7.01/kg−21%
All countries$1.89/kg$0.40/kg21.2% of price$0.46/kg24.1% of price$2.75/kg−8.5%

Landed at a US port, China was cheapest, at $2.11/kg: 12.5% below Taiwan.

Landed cost from Latvia rose 88% on a year earlier, to $3.73/kg, mostly on price: $1.58/kg then, $3.03/kg now.

How the market is shifting

Germany gained the most share: 17.5% of US imports over the last 12 months, up from 12.9% in the 12 months before. China lost the most: 39.8%, down from 46.7%. The charts show September 2024 to August 2026 for the 4 largest suppliers over the last 12 months. Dotted lines mark lasting changes in duty paid, labelled with the supplier, or "Duty" when several moved; the tariff timeline lists each one with its notices.

  • China
  • Germany
  • Latvia
  • Bahrain
  • All countries
Share of US imports
Show the numbers
MonthChinaGermanyLatviaBahrain
September 202439.5%13.5%7.2%13.0%
October 202453.4%16.5%3.1%2.6%
November 202457.1%3.6%3.5%18.1%
December 202459.3%9.1%1.5%3.1%
January 202549.6%13.4%9.3%0.0%
February 202551.1%7.6%9.0%8.0%
March 202543.4%19.1%3.5%2.5%
April 202554.2%12.9%5.1%8.9%
May 202542.5%7.1%4.4%1.0%
June 202519.1%26.7%6.2%14.4%
July 202539.9%8.4%6.7%12.1%
August 202538.2%14.6%3.3%17.1%
September 202542.7%14.2%6.1%19.6%
October 202552.4%12.8%1.2%16.5%
November 202536.1%15.6%6.6%12.7%
December 202542.3%15.8%5.7%17.9%
January 202630.3%33.5%0.0%8.2%
February 202639.6%14.3%12.7%19.3%
March 202630.8%11.2%14.3%8.7%
April 202645.5%22.6%10.3%3.1%
May 202625.8%28.8%12.0%0.0%
June 202646.2%10.7%15.5%8.3%
July 202641.5%12.9%11.0%4.7%
August 202642.8%23.3%8.5%2.0%
Duty paid, % of value
Show the numbers
MonthChinaGermanyLatviaBahrainAll countries
September 202429.3%4.3%4.3%1.0%13.8%
October 202429.3%4.3%4.3%0.9%17.5%
November 202429.3%4.3%4.3%0.0%17.8%
December 202429.3%4.3%4.3%0.0%18.9%
January 202529.3%4.3%4.3%n/a16.7%
February 202529.3%4.3%4.3%0.0%16.6%
March 202545.4%4.3%4.3%1.5%21.8%
April 202550.3%7.5%4.3%0.3%29.4%
May 202578.6%14.3%14.3%10.0%39.5%
June 202559.3%14.3%14.3%7.9%21.0%
July 202559.3%14.3%14.3%11.1%30.6%
August 202559.3%14.6%14.3%10.0%30.5%
September 202559.3%15.0%15.0%10.0%32.4%
October 202559.3%15.0%15.0%10.0%37.3%
November 202551.2%15.0%15.0%10.0%27.2%
December 202549.3%15.0%15.0%10.3%29.1%
January 202649.3%15.0%n/a10.0%26.3%
February 202644.4%14.9%15.0%7.7%26.0%
March 202639.6%13.5%14.3%7.4%21.0%
April 202639.3%14.3%14.3%10.0%25.4%
May 202639.3%14.3%14.3%n/a20.7%
June 202639.3%14.3%14.3%10.0%25.2%
July 202639.4%12.1%7.3%11.1%23.0%
August 202641.8%10.0%10.0%12.5%23.6%

Tariff actions touching this product

When the duty paid on this product changed and stayed changed, for its main suppliers and all countries, newest first, with the Federal Register notices that named the product in the 3 months before. Rates are medians of the 4 months either side, less any usual seasonal swing. A change shows what happened to duty paid, not why; read each notice for what it did.

  1. January 2026 · Duty paid: China 55.3% → 42.0%.
  2. April–June 2025 · Duty paid: China 29.3% → 59.3%, Germany 4.3% → 14.4%, all countries 19.0% → 28.3%.

Where it enters the US

Main ports of entry over the 12 months to August 2026: US imports and share.

  1. Savannah, GA$3.3M · 16.8%
  2. Los Angeles, CA$2.7M · 14.1%
  3. Norfolk-Newport News, VA$2.4M · 12.5%
  4. Long Beach, CA$2.4M · 12.2%
  5. Houston, TX$1.7M · 8.9%

Where US exports go

US exports were $832K in August 2026, down 25% from August 2025, and $11.3M over the last 12 months, up 13% on the 12 months before. Fastest-growing market with 3% or more of US exports: Mexico, up 33%.

MarketLast 12 monthsSharevs 12 months before
Mexico$7.2M64.0%+33%
Canada$2.8M24.7%−24%
Australia$345K3.1%−25%
Colombia$230K2.0%+1842%
Indonesia$228K2.0%new
India$202K1.8%+497%
Turkey$99K0.9%new
Saudi Arabia$45K0.4%+1307%
Other countries (10)$130K1.2%−34%
All countries$11.3M100.0%+13%

Markets abroad

Each country's own import figures for this product, from UN Comtrade: the 8 biggest importers outside the US in the latest year each has reported, what they bought from the US, and the change from the year before. Values usually include freight and insurance to the importer's border, so they run a little above US export figures. Countries report a year or more late; 102 have reported 2025 so far. Where a country's figure for imports from the US is under half or over double what the US recorded exporting there that year, the US figure is shown under it.

MarketImportsvs year beforeFrom the USUS share
Mexico$17.0Min 2025−8.5%$13.1MUS records $5.6M77.3%
United Kingdom$13.1Min 2025+15%$103K0.8%
Germany$13.1Min 2025+5.5%$40K0.3%
Italy$10.4Min 2025+17%$168K1.6%
Netherlands$8.8Min 2025−28%$12K0.1%
Japan$7.8Min 2025+11%$24K0.3%
Czech Republic$6.8Min 2025+122%$00.0%
France$4.5Min 2025−32%$24K0.5%

The biggest market outside the US is Mexico, which imported $17.0M of this product in 2025, 77.3% of that from the US by its own count; the US records $5.6M of exports there.

Of these, imports into the Czech Republic grew fastest: up 122% from 2024 to 2025.

Other products under heading 7019: glass fibers incl glass wool and articles thereof, for example, yarn, rovings, woven fabrics. US trade over the 12 months to August 2026.

ProductUS importsUS exports
Glass fibers and articles thereof not elsewhere specifiedHS 7019.90$350.1M$481.1M
Glass wool and articles of glass woolHS 7019.80$392.3M$357.7M
Glass fiber rovingsHS 7019.12$231.8M$63.4M
Glass yarn, sliversHS 7019.13$115.4M$86.5M
Chopped strands of glass fibers not over 50 mm longHS 7019.11$118.9M$47.9M
Glass veils/thin sheetsHS 7019.71$40.4M$116.9M
Mechanically bonded glass fabrics, not elsewhere specifiedHS 7019.69$44.3M$97.3M
Glass mats, chemically bondedHS 7019.15$77.8M$48.9M
About these figures
  • Source: US Census Bureau international trade data, not seasonally adjusted, in US dollars. Retrieved November 3, 2026.
  • US imports are general imports at customs value, which excludes freight and insurance. Exports are at free-alongside-ship value.
  • Average price is customs value divided by quantity (kilograms), across all of the product's 10-digit lines.
  • Duty paid is the duty Census calculates on each country's imports for consumption, as a share of their value. It moves with tariff changes, exemptions and the mix of goods within the product.
  • Landed cost adds Census's import charges (freight, insurance and other costs of bringing the goods to the first US port) and calculated duty to the customs value, per unit, across the product's 10-digit lines. It leaves out antidumping and countervailing duties, customs fees and transport inland. Prices are averages across the goods within the code, so a lower one can mean cheaper goods, not the same goods for less.
  • Markets abroad are each country's imports as it reports them to UN Comtrade, in US dollars, usually including freight and insurance. Countries report a year or more late and in their own edition of the HS codes, so one still on an older edition is missing for codes that changed in 2022.
  • Census revises recent months, so figures can change slightly. These are estimates for research and planning, not customs or legal advice.

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