Thin, lightweight Daubrite 5 VCI disk emitters provide effective corrosion protection for exposed metals inside 5 cu. ft. enclosures. Safe and easy to use. Corrosion protection lasts up to 24 months. Adhesive tape on the back of the each disk sticks to cabinets, containers, metal lids, covers, and boxes. Ideal for mechanical control boxes, control panels, utility boxes, gun cabinets, tool boxes. NSN 6850-01-406-2060.