Mattresses of cellular rubber or plastics, whether or not covered (HS 940421)
Mattresses of cellular rubber or plastics, whether or not covered (HS 940421) has 7,316 U.S. import bill-of-lading shipment records between Jul 2019 and Aug 2026. The largest U.S. importer of Mattresses of cellular rubber or plastics, whether or not covered is MIRSA MANUFACTURING LLC, with 263 shipments, followed by GRAND LIFE INC and NEO HOME. The leading supplier is HONOR HOME LAOS SOLE CO LTD, with 426 shipments, followed by EVER WANT M SDN BHD and PT ZINUS GLOBAL INDONESIA. Goods originate mainly from CHINA and INDONESIA, arriving primarily at LOS ANGELES, CA. Import volume has declined over the past 12 months versus the prior year.
Sourced from U.S. Customs bill of lading data · Updated monthly · Data through August 2026Cite as: ImportDoor, U.S. Customs bill of lading data (data through August 2026), https://www.importdoor.com/products/940421-mattresses-of-cellular-rubber-or-plastics-whether-or-not-covered
See all 7,316 shipments of HS 940421 with dates, ports, consignees, filters and CSV export in the ImportDoor dashboard.
Open in dashboardShipments by month (last 24 months)
Trade flow: top suppliers → U.S. importers
The strongest supplier-importer relationships for Mattresses of cellular rubber or plastics, whether or not covered (HS 940421), by shipment volume. Hover a ribbon for details; click a name to open its profile.
The largest relationship is SUZHOU SHIN ETSU POLYMER CO LTD → MIRSA MANUFACTURING LLC with 263 shipments, followed by HONOR HOME LAOS SOLE CO LTD → NEO HOME (216) and EVER WANT M SDN BHD → SPRINGS WINDOW FASHIONS (161).
Top U.S. importers
| Importer | Shipments |
|---|---|
| MIRSA MANUFACTURING LLC | 263 |
| GRAND LIFE INC | 220 |
| NEO HOME | 217 |
| HT WINDOW FASHIONS CORP | 215 |
| ZINUS INC | 191 |
| BALAJI TRADE INC | 188 |
| ALL STRONG INDUSTRIAL USA INC | 182 |
| NORMAN INTERNATIONAL INC | 171 |
| SPRINGS WINDOW FASHIONS | 164 |
| ECOS LIVING INC | 140 |
Top suppliers
| Supplier | Shipments |
|---|---|
| HONOR HOME LAOS SOLE CO LTD | 426 |
| EVER WANT M SDN BHD | 366 |
| PT ZINUS GLOBAL INDONESIA | 341 |
| SUZHOU SHIN ETSU POLYMER CO LTD | 267 |
| GLORY HOME MYANMAR LIMITED | 214 |
| PT GRANTEC JAYA INDONESIA | 177 |
| CHING FENG HOME FASHIONS CO LTD | 146 |
| PT ZINUS DREAM INDONESIA | 133 |
| GRANTEC HONGKONG CO LTD | 117 |
| NISCO THAILAND CO LTD | 107 |
Origin countries
| Country | Shipments |
|---|---|
| CHINA | 1,614 |
| INDONESIA | 1,201 |
| TAIWAN | 839 |
| THAILAND | 723 |
| VIET NAM | 551 |
| MALAYSIA | 535 |
| SINGAPORE | 372 |
| MYANMAR | 210 |
| REPUBLIC OF KOREA | 195 |
| ITALY | 163 |
Ports of unlading
| U.S. port | Shipments |
|---|---|
| LOS ANGELES, CA | 1,909 |
| LONG BEACH, CA | 1,450 |
| NEW YORK/NEWARK AREA, NEWARK, NJ | 1,001 |
| SAVANNAH, GA | 827 |
| TACOMA, WA | 375 |
| OAKLAND, CA | 358 |
| HOUSTON, TX | 310 |
| CHARLESTON, SC | 291 |
| NORFOLK, VA | 197 |
| SEATTLE, WA | 145 |
Harmonized System classification
HS code 940421 — Mattresses of cellular rubber or plastics, whether or not covered. The Harmonized System is the international standard for classifying traded goods; U.S. Customs records this 6-digit code on every bill of lading.
Not sure this is the right code? Search all 5,700+ subheadings with the free HS code lookup, or see which product categories are growing in our quarterly State of U.S. Imports reports.
More products under HS 9404
Other six-digit codes in HS 9404: Mattress supports, with their U.S. import volume.
| Product (HS code) | Shipments |
|---|---|
| Mattress supports, sleeping bags (940430) | 128,362 |
| Mattress supports, other (940490) | 124,869 |
| Mattress supports, mattress supports (940410) | 106,011 |
| Mattresses of other materials (940429) | 16,917 |
| Quilts, bedspreads, eiderdowns and duvets (comforters) (940440) | 4,644 |
Frequently asked questions about importing Mattresses of cellular rubber or plastics, whether or not covered
Who imports Mattresses of cellular rubber or plastics, whether or not covered (HS 940421)?
Based on U.S. Customs bill-of-lading records, the top U.S. importers of Mattresses of cellular rubber or plastics, whether or not covered include MIRSA MANUFACTURING LLC, GRAND LIFE INC, NEO HOME, HT WINDOW FASHIONS CORP, and ZINUS INC.
Who is the largest U.S. importer of Mattresses of cellular rubber or plastics, whether or not covered?
MIRSA MANUFACTURING LLC is the largest U.S. importer of Mattresses of cellular rubber or plastics, whether or not covered (HS 940421), with 263 bill-of-lading shipment records.
Who are the top suppliers of Mattresses of cellular rubber or plastics, whether or not covered?
Leading suppliers shipping Mattresses of cellular rubber or plastics, whether or not covered (HS 940421) to the U.S. include HONOR HOME LAOS SOLE CO LTD, EVER WANT M SDN BHD, PT ZINUS GLOBAL INDONESIA, SUZHOU SHIN ETSU POLYMER CO LTD, and GLORY HOME MYANMAR LIMITED.
How many U.S. shipments of Mattresses of cellular rubber or plastics, whether or not covered are there?
ImportDoor has 7,316 U.S. import shipment records under HS code 940421, spanning Jul 2019 to Aug 2026.
Where is Mattresses of cellular rubber or plastics, whether or not covered imported from?
Mattresses of cellular rubber or plastics, whether or not covered is imported into the U.S. primarily from CHINA, INDONESIA, and TAIWAN.
Find Mattresses of cellular rubber or plastics, whether or not covered importers & suppliers
Get the complete list of U.S. importers and global suppliers for HS 940421, with contact details and container-level shipment records on ImportDoor.
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