Zerust VCI Music String Envelopes

Zerust® VCI (Vapor Corrosion Inhibitor) envelopes provide cost-effective and versatile protection against corrosion damage for music strings in shipping, storage, and at point-of-sale. VCI envelopes are available in almost any color paper and plastic and may be imprinted.

Zerust VCI Paper is saturated with vapor corrosion inhibitors for robust protection of guitar strings in storage and shipping. The paper is pH neutral, acid free and non-abrasive. It is made from paper sourced from responsible managed forests and is fully recyclable.

Zerust VCI Envelopes can be made in many different materials, sizes, and printing options.

Complimentary Products: 

Zerust VCI diffusers


Zerust VCI film and paper envelopes diffuse proprietary Zerust VCIs (Vapor Corrosion Inhibitors) to protect metals from corrosion. Zerust VCI packaging is safe*, easy to use and protected items are ready to be used as soon as they are removed from the packaging. 


  • Effective corrosion protection and packaging combined in one step
  • Strings are ready for use directly out of the packaging
  • Available in many different colors, printing and sizes
  • Provides safe* and effective Zerust VCI protection
  • Made from recyclable materials

Application Type

  • Storage
  • Shipping
  • Point of sale


Product Information: Zerust VCI Envelopes are made from Zerust paper and poly film products that are fully saturated with vapor corrosion inhibitors.

Appearance: Typical colors are clear, yellow, brown, and green. Additional colors available upon request. Subject to order minimums. 

Protection Durations:

VCI Poly — Up to 5 years

VCI Paper — Up to 1 year

Storage: Store in a cool, dry place and away from sunlight for up to 2 years. 

Protected Metal Types: Ferrous, multimetal and non-ferrous protection are available.


Zerust VCI Envelopes come in a wide range of custom options. Contact a Zerust account manager for pricing and availability. 


Safe for people. This product does not pose a health hazard to users due to its classification as an article according to EU REACH, UN GHS, US OSHA HazCom and CA WHMIS regulations.

Zerust VCI chemistry is safe for sensitive electronics. No galvanic effects, residues or changes in the properties of metals. The protective molecules dissipate upon opening of package.





For expert Zerust® support in the USA and Canada

Call +1 (763) 404-8701 | sales@zerust.com for products, MSDS, pricing, shipping, and other inquiries.
Call +1 (763) 404-8702 | techsupport@zerust.com for technical questions about products and their applications.

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