Containers with pouring spout

A container comprising:

• a casing with at least an outer wall having at least one pouring opening;
• a pouring spout inserted in the pouring opening, the spout being movable between a retracted, closed position and an extracted position for pouring a certain quantity of a product in granule, powder or flake form, contained inside the casing;
• and
• the casing comprising an inner wall, juxtaposed to the outer wall, wherein an inner wall forms a cutout at least partially aligned with the pouring opening, whereby a first part of the pouring opening is occluded by a portion of the inner wall, and a second part of the pouring opening, complementary to the first part, creates with the cutout a single passage for pouring the contents of the casing,
• wherein the casing is formed by bending a single shaped sheet which forms in a single piece all the walls or flaps of the casing;
• wherein the pouring opening is formed by a cut made in a first peripheral flap of the shaped sheet,
• and wherein the shaped sheet has a second peripheral flap located on its side or end opposite to the side having the first peripheral flap, wherein the cutout is formed in the second peripheral flap.