Unisto Medio (bio based PE)

Adjustable length Security Seal with a ribbon diameter of 2.5 mm mainly used in the Bank/Cash in Transit, Pharmaceutical and Post/Courier Service sectors. Fits applications like cassettes, boxes and bags. Produced with bio based PE. Suitable for eyelets down to 2.5 mm diameter. Numbered or Bar-coded enables very fast recording of seal numbers and optimizes logistical processes. Various plastic colours available.

Features of this security seal

Type of Seal

Adjustable Length Seals


Trolleys, Bags, Boxes and Cases

  • Sustainable security seal
  • Bio PE is a new material with a very high percentage of bio based content. Bio PE is made 94% with sugar cane and is 100% recyclable   
  • Ribbon diameter 2.5 mm fits small eyelets
  • Locking mechanism of stainless spring steel increases tamper-resistance
  • Barcoded for fast, accurate and reliable data capture and streamlining operations
  • Flat construction fits into small areas
  • Various colours for logistical functions
  • Customer name/logo for clear identification
  • Mats of 10 seals allows sequential distribution
Ribbon/housing: bio based PE Disc: bio based PE  Locking mechanism: stainless spring steel
Tensile strength (loop), Unisto standard
Ca. 15 kg
7 digits
Interleaved 2/5 or barcode 128
Customer name/logo
Foil printed or digital printing
Colours – numbered version

Dark blue, dark green, red, grey, yellow, white, black

Other colours available on request

Colours - Barcode directly laser marked
White, yellow, apricot, pink, purple, grey, light brown

Mats of 10 pieces, box of 1000 seals

37.0 x 20.3 x 15.0 cm (0.012 m3), approx. 2.8 kg

Seals should be stored in original box away from direct sunlight and chemical fumes. Store at 22°C/50% RH. Typical shelf life of seals made of PE are approx. 18 months from date of manufacture. Nevertheless please do not order more than an annual quantity. 

How to close

How to open

Unisto Medio - Security Seal
Adjustable length Security Seal. Fits applications like cassettes, boxes and bags.  


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