These Intercept Shield boxes for certified coins offer superb protection for your certified coins. Each box contains ten individual smaller boxes. All eleven boxes are lined with Intercept Shield, a breakthrough technology protecting your valuable coins from environmental damage. With the ten smaller boxes fitting inside the larger one, you get double protection from two Intercept Shield layers in a handy storage container. Each box will protect ten PCGS, NGC or ICG graded coins. The boxes are 3-1/4 inches wide by 3-3/4 inches tall by 6-1/2 inches long. Intercept Shield acts as a neutralizing agent cleansing the air around the coin protecting it from the harmful effects of corrosion.