The purpose of the notification is to contribute to breeding bowls, applicable in pigeons, chickens and other poultry breeding establishments. It is characterised by being a basic element (1) in the form of a fragment of the sphere, of highly flexible material, and thermo-insulation, for incorporation into the breeding bowl, in which the hygroscopic material (2) of a hygroscopic material, favourable foam, is used to absorb odoriferous bacterial agents and on which the fibre (3) of a filament, beneficial to felt, is placed.
