The single slab boxes include proprietary INTERCEPT TECHNOLOGY that offers ACTIVE protection against tarnishing.
Each box has material from the Intercept Technology line that filters the air within. The archival quality boxes may be used to store and preserve coins composed of gold, silver, bronze, and copper.
One individual slab (from PCGS, NGC, ANACS, EVERSLAB, QUICKSLAB, and many more suppliers) is stored in Intercept box IBSL1. On the front and rear, it has two see-through panes, and there is a see-through area for labeling or grading information.
Dimensions 2 5/8 x 1/2 x 3 1/2 in. (68 x 13 x 92 mm).