Box is made of heavy-duty (8 mil) cardboard. Storage box accommodates up to 30 mint sets, 25 modern mint sets and most other modern commemorative sets. Manufactured with a high quality textured exterior, the mint set heavy duty box features re-enforced tape filaments, which give the box extra strength and durability. Boxes are ideal for storing, shipping and transporting.

Outside dimension; 10 3/8" length x 7 1/4" width x 3 3/4" height.

Inside dimension; 9 15/16" length x 6 3/4" width x 3 1/2" height.

Mint sets shown in box are NOT INCLUDED.