A footwear comprises a sole and a heel provided with a first heel portion fixed to said sole, said heel comprising a second heel portion, rotatable around a hinge device and adjustable from a first position, in which said second heel portion protrudes transversely from said sole, to a second position in which said second heel portion is rotated to said sole; a footwear comprises a sole provided with a heel, and a support portion connected to said sole on which a further heel is obtained shaped to supportingly receive said heel.