Abstract: The present invention relates to a storage container (10), in particular a final disposal container for contaminated materials. So that the storage container can be produced particularly advantageously and substantially without the occurrence of dross, the storage container (10) comprises a container body (12) having a container base (26) and at least one container side wall (28, 30, 32, 34) wherein the container body (12) has a filling opening (16) that can be closed by a container cover (14), wherein the container body (12), at the end of at least one container side wall (28, 30, 32, 34) arranged opposite the container base (26), has a projection (36) that has a wedge-shaped cross section and that is formed on the container inner side, and wherein the wedge-shaped projection (36) thickens due to a slanted portion (38) that extends at an angle in a range from ?10° to ?35° relative to the orientation of the container side wall (28, 30, 32, 34).