
Cryogenic Vial Labeling — No Smudge, No Peel at -22°C
Built for peptide labs, clinical workflows, and cold storage environments. Designed for 2ml / 3ml vial labeling with zero failure.
Shop M2 Kit
Why Lab Labels Fail
- Labels peel in cold storage
- Ink fades with alcohol
- Manual labeling errors
- Re-labeling wastes time
Built for Real Lab Conditions
- -22°C stable
- Alcohol resistant
- Scratch resistant
- Long-lasting adhesion
Why Most Labels Fail — And Why M2 Doesn’t
- Peels in cold
- Fades with alcohol
- Short lifespan
- Stable at -22°C
- Chemical resistant
- Long-lasting clarity
Used by Lab Professionals
Start with a Complete Lab Kit
Shop M2 Kit
NIIMBOT Red&Black Labels, 50x30mm (1.97"x1.18"), Refill Sticker Papers Compatible with Pro Series Label Makers, Dual Color Printing Stickers Good Idea for Schools,Business,Price Tags,Baking
Dynamic Dual-Color Printing: NIIMBOT 50mm x 30mm (1.97" x 1.18") Red & Black Labels.
Make your labels stand out with official NIIMBOT Red & Black Dual-Color Thermal Paper. Designed specifically for the B21 Pro and other Pro-series label makers, these 50mm x 30mm (1.97" x 1.18") labels allow you to print in two colors simultaneously without any ink or toner. They are the ideal choice for eye-catching price tags, warning signs, school organization, and professional baking labels.
Advanced Pro-Series Technology:
- Exclusive Dual-Color Capability: Specifically engineered to react to different heat levels, allowing for crisp red and black text/graphics on a single label.
- Waterproof & Oil-Proof: Durable synthetic material ensures your labels remain legible in kitchens, warehouses, and classrooms.
- Scratch & Tear Resistant: High-tenacity paper prevents fading and damage from frequent handling.
- Strong Adhesion, Zero Residue: Sticks firmly to various surfaces like plastic, glass, and paper, but peels off cleanly when needed.
Intelligent RFID Recognition:
Equipped with a Smart RFID Chip, your B21 Pro will instantly recognize the 50mm x 30mm (1.97" x 1.18") dual-color format. The NIIMBOT app will automatically load the optimized dual-color printing interface, ensuring vibrant results with every print.
Product Catalog Specifications:
| Compatibility | NIIMBOT B21 Pro / Pro Series Label Makers |
| Label Size | 50mm x 30mm (1.97" x 1.18") |
| Print Color | Red & Black (Dual Color) |
| Quantity Selected | Per Selection (See Options Above) |
| Material | BPA-Free Dual-Color Thermal Synthetic Paper |
| Ideal Applications | Sales & Price Tags, Safety Warnings, School Labels, Baking Dates |
What's in the Box:
- NIIMBOT Red & Black Thermal Labels - Quantity as selected above
- Individually sealed rolls to protect the specialized dual-color thermal coating.
Why Shop With officekoala.com?
As an Authorized Reseller, we provide only genuine NIIMBOT supplies to ensure the best dual-color performance and protect your printer's longevity. We offer Fast Nationwide Shipping across the USA. All products are backed by our professional technical support team.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
Returns Policy You may return most new, unopened items within 90 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the 'Complete Orders' link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.









