X-Ray Envelope Spray
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SKU: 894

Price: $29.99


Envelope X-Ray Spray turns opaque paper temporarily, allowing the user to view the contents of an envelope without ever opening it. 30 seconds after the application, the envelope will return to its original state, leaving absolutely no markings, discoloration; or other indications of use. Each can treat several hundred square inches. Non-flammable, non-conductive, and non-photochemical reactive. Environmentally-friendly (contains no Freon). Size 6 1/4 X 2. Net weight: 5 oz WARNING: Not to be used on U.S. Mail, except by, or with the express permission of, the addressee.