Described is a packet for tobacco products, substantially in the shape of a parallelepiped and extending about a respective main direction, having a front wall, a rear wall facing the front wall, a pair of side walls, a bottom wall and a top wall; the bottom wall and the top wall have a same perimeter extension; the packet also has at least a first and a second corner wall, each of which is interposed between a side wall and the respective front wall or rear wall and has a transversal dimension variable along the main direction; the first corner wall has a geometry complementary to that of the second corner wall in such a way as to keep substantially constant the perimeter extension of each section of the packet transversal to the main direction.