Packaging comprising a base and a cover, the base having a base bottom, two first flaps (5, 6) and two second flaps (7, 8), said flaps each being hinged to the base bottom between a substantially flat storage position and a use position in which the flaps are substantially perpendicular to the base bottom and in which said two first flaps (5, 6) are opposite one another and said second flaps (7, 8) are opposite one another, the cover having an interior, an exterior surface, and a cover wall, said cover wall comprising a cover bottom and a peripheral wall with four sides that are opposite one another in pairs and are substantially perpendicular to the cover bottom, two first sides (14, 15) thereof being opposite, wherein, in the use position: - the cover rests by way of a free edge of its peripheral wall on the base bottom, - said two first flaps (5, 6) of the base are fitted in the interior of the cover in each case along an interior face of a corresponding first side of the cover, - said two second flaps (7, 8) of the base are disposed against the exterior surface of the cover and are secured to said exterior surface, characterized in that: - in each of said two second flaps (7, 8) there is provided at least one snap-fitting hole (21, 22) having an upper border (21a, 22a), - in the cover wall there is provided, facing each second flap (7, 8), at least one respective external snap-fitting protuberance (19, 20) shaped so as to fit, in the use position, in said at least one snap-fitting hole (21, 22) and to engage by snap-fitting with said upper border (21a, 22a), - such that said two second flaps (7, 8) of the base are fastened in a detachable manner to said exterior surface of the cover by said snap-fitting, - the cover comprises reinforcements that are provided in the exterior surface of the cover and are each limited by a respective protruding peripheral edge (13a, 13b, 16a, 17a), said two second flaps (7, 8) of the base fitting in said reinforcements in at least one respective distal portion (7b, 8b) such that the protruding peripheral edges (13a, 13b, 16a, 17a) prevent accidental catching of lateral edge faces of said second flaps (7, 8) of the base in their respective distal portion (7b, 8b). - the cover rests by way of a free edge of its peripheral wall on the base bottom, - said two first flaps (5, 6) of the base are fitted in the interior of the cover in each case along an interior face of a corresponding first side of the cover, - said two second flaps (7, 8) of the base are disposed against the exterior surface of the cover and are secured to said exterior surface, - in each of said two second flaps (7, 8) there is provided at least one snap-fitting hole (21, 22) having an upper border (21a, 22a), - in the cover wall there is provided, facing each second flap (7, 8), at least one respective external snap-fitting protuberance (19, 20) shaped so as to fit, in the use position, in said at least one snap-fitting hole (21, 22) and to engage by snap-fitting with said upper border (21a, 22a), - such that said two second flaps (7, 8) of the base are fastened in a detachable manner to said exterior surface of the cover by said snap-fitting, - the cover comprises reinforcements that are provided in the exterior surface of the cover and are each limited by a respective protruding peripheral edge (13a, 13b, 16a, 17a), said two second flaps (7, 8) of the base fitting in said reinforcements in at least one respective distal portion (7b, 8b) such that the protruding peripheral edges (13a, 13b, 16a, 17a) prevent accidental catching of lateral edge faces of said second flaps (7, 8) of the base in their respective distal portion (7b, 8b).