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Stop overpaying for 100 x 150 thermal labels that smudge or fail in transit. Our 4″ x 6″ direct thermal labels are engineered for high-speed barcode printing, zero curl, and aggressive adhesion — trusted by 500+ logistics and warehouse teams across the USA.
✓ No minimum order for samples ✓ ISO 9001 & CE certified ✓ 30-day money-back guarantee
If you're sourcing 100 x 150 thermal labels (also called 4×6 shipping labels) for your warehouse, fulfillment center, or retail operation, you've likely faced these frustrations:
Middlemen and distributors add 30–50% to your label cost. You end up paying far above factory price.
Labels that peel off corrugated boxes or curl inside the printer cause costly downtime and reprints.
Suppliers that require 50,000+ MOQ and 6-week lead times wreck your inventory planning.
One batch prints perfectly, the next fades or smudges. Your barcode scanners can't read them, triggering chargebacks.
Result: Wasted labor, delayed shipments, and a damaged reputation with your customers. You need a 100 x 150 thermal label supplier that treats you as a true partner — not just another order number.
→ See how we solve these issuesWith over 30 years of thermal paper expertise, Shenzhen Kingcolor Paper Co., Ltd. delivers 100 x 150 thermal labels that outperform in every metric. Here's what makes our labels different:
No distributors. You save 25–40% compared to reseller pricing. Ask for our volume ladder — we reward loyalty.
Every batch passes 8-point inspection: adhesion, smudge resistance, core size, roll diameter, print contrast, and more.
Need labels in 2 weeks? Our 8 high-speed slitting lines and 24/7 production ensure your order ships fast.
Custom adhesive strength, core size (1″ / 3″), perforation, fanfold, pre-printed logos, and barcode placement.
We ship via FedEx, DHL, sea freight, or air. Dedicated US-based customer support handles your time zone.
ISO 9001, CE, RoHS, FDA-compliant materials. Our labels meet USPS, UPS, FedEx, and Amazon barcode standards.
| Parameter | Detail |
|---|---|
| Label Size | 100 mm × 150 mm (3.94″ × 5.91″) — also fits 4″ × 6″ printers |
| Material | Premium direct thermal paper, 80–100 gsm, matte top-coated |
| Adhesive | Permanent acrylic (standard), removable / freezer-grade optional |
| Core Size | 1″ (25.4 mm) or 3″ (76.2 mm) — plastic cores available |
| Roll Diameter | 5″ (127 mm) / 6″ (152 mm) / 8″ (203 mm) — custom OK |
| Print Technology | Direct thermal — no ribbon required |
| Shelf Life | 3–5 years under normal storage (20–30°C, < 70% RH) |
| Certifications | ISO 9001, CE, RoHS, FDA (food-contact grade available) |
| Packing | 100–1,500 labels per roll, shrink-wrapped + export carton |
thermal label 100 x 150 label thermal 100 x 150 thermal label 100x150
Request your free sample pack of 100 x 150 thermal labels today. Test them on your own printers, boxes, and scanners. If they don't outperform your current label — we'll refund your first order.
📍 Add: Room 809, Floor 8, Building 1, Longhua Design Industrial Park, Hongmu 3rd Road, Minzhi Street, Longhua District, Shenzhen | 30-day money-back guarantee | Privacy Policy
Trusted by Industry Leaders — Real Factories, Real Results
✅ CE ✅ RoHS ✅ ISO 9001 ✅ FDA (food grade) ✅ REACH