Stop overpaying for shipping labels. Our direct thermal 4x6 100x150 labels are engineered for US logistics — reliable adhesion, crisp print, and 30% lower cost than domestic distributors. No minimum headache, free samples for qualified buyers.
$47,000
average annual loss for a mid-size warehouse due to label failures (misreads, reprints, lost parcels).
— based on 2025 logistics efficiency report
❗ You wouldn't accept a 10% defect rate from your label supplier. So why settle for unreliable thermal performance?
✅ What USA buyers say:
"Replaced our legacy supplier with Kingcolor — saved $2,800/month on labels alone. The adhesion is actually better."
— Tom A., Logistics Manager, Texas
📷 Real factory images — Shenzhen Kingcolor plant, 30+ years of thermal paper expertise.
| Parameter | Value | Notes |
|---|---|---|
| Size | 4" × 6" (102mm × 152mm) | ±0.5mm tolerance |
| Core | 1" / 3" (25.4mm / 76mm) | Both available |
| Roll length | 500 labels / 1000 labels / custom | Perforated every 6" |
| Material | Premium direct thermal topcoat | BPA-free, Images below |
| Adhesive | Permanent acrylic (suitable for corrugated, poly, paper) | Initial tack > 18 N/25mm |
| Print method | Direct thermal (no ribbon needed) | Compatible: Zebra, Honeywell, TSC, SATO |
| Shelf life | 3 years (unopened, <30°C / 50% RH) | Image after print: 8+ years |
| Certification | CE, RoHS, REACH, FDA (indirect contact) | Download cert pack |
| Packing | 10 rolls / box, 20 boxes / pallet | Custom packing available |
direct thermal label 4x6 4x6 direct thermal label direct thermal label 4 x 6

"We switched 18 months ago. Zero barcode read failures. Our DIM weight errors dropped 12% because labels stay put. Kingcolor is now our sole supplier."
"27% cost reduction vs. our previous vendor. The custom fanfold with our logo was ready in 8 days. Excellent communication."
"Labels work great on our Zebra ZD621. Adhesion on humid Miami boxes is solid. Only wish they offered 2" core as standard — but they made it custom for us."
"Free samples arrived in 4 days. Tested 500 labels — zero jams. Their thermal coating is noticeably better than the house brand from my distributor."
"We run 15,000 labels/day. Kingcolor has never missed a delivery window. Their per-roll cost saved us $12k annually. Highly recommend."
Get factory-priced direct thermal 4x6 labels (100x150mm) delivered to your warehouse. Free sample pack + compliance kit included.
Contact: Deborra Zhang | Email: deborra@dcolorpaper.com | Tel: +86-15625231989
Add: Room 809, Floor 8, Building 1, Longhua Design Industrial Park, Hongmu 3rd Road, Minzhi Street, Longhua District, Shenzhen