Blackout Paper Labels – 4″ x 1″ #BOP-127


$116.90 usd

SKU: BOP-127
Class: BOP


Core Size

1", 3"

25.4 mm, 76.2 mm

Qty / UOM

1000, 2000



101.6 mm



25.4 mm

Labels Across




Product Uom


Label Uom




Core Type


Shipping Weight

1.15 lbs

0.522 kg

Shipping Dimensions (L x W x H)

4.13 × 3.25 × 3.25 in

104.9 x 82.6 x 82.6 mm


Blackout Paper Labels

Size: 4″ x 1″ / 101.6mm x 25.4mm
Labels Across: 1
Color: White
Labels/Roll: 1,000 (1″ core) or 2,000 (3″ core)
Core: 1″ or 3″
Perforation: Yes
Adhesive: Permanent

Permanent blackout paper labels, with a unique opaque design that allows them to obscure any existing printed information including serial numbers, barcodes, and text. Perfectly suited for general use office, laboratory and warehouse applications, these cover-up labels are available in roll format, and compatible with all standard thermal-transfer barcode printers.


  • Unique opaque design allows the labels to block out all pre-existing information
  • For a general office, laboratory and warehouse applications
  • Compatible with all major thermal-transfer printer brands


Smudge and Alcohol Proof Resin Ribbons: RR-CLASS 

Frequently asked questions

Yes, BOP-class labels are thermal-transfer printable and require a ribbon to be printed. To achieve the proper printout, these labels require a RR-class ribbon of the same width or larger.

No, our paper labels are intended for general use applications, such as filing, and are not recommended for low-temperature environments. For cryogenic thermal-transfer labels, we suggest our NitroTAG® labels.

No, our BOP-class of blackout labels are not chemical-resistant. For chemical-resistant blackout labels, we recommend our AZA-class.

No, BOP-class paper labels are coated with a permanent adhesive, that is not made for easy removal. For removable blackout paper labels, see here.

No, our BOP-class labels are not available in a variety of colors. For blackout paper labels in various colors contact our technical support team.

Yes, these BOP-class labels have a unique opaque design which allows them to conceal pre-existing labels, perfect for covering-up obsolete information.

Please consult our handy sizing guide where you will find recommendations for the most common vial/tube sizes.

Barcoding or label design software can be used to create templates that conform to the size of your label. You can then insert design elements within the template, for easy printing.

Yes, we can provide our paper labels preprinted with full-color graphics and logos, as well as variable or serialized information from a database. Learn more about our custom printing options.


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