Plastic Molded Tool Case Features include... 16" x 11" x 5.125" Inside Dimension 17" x 12" x 5.5" Outside Dimension Includes Foam for custom fitting. This series offers lightweight blow molded polyethylene cases (HDPE) that are virtually unbreakable, tolerate high and low temperatures, and resist chemicals. They're rustproof, dent-proof and scratch resistant. Economically priced for protection, storage and reuse.