A floor pump comprising: a support base, an outer rigid tube rising from said support base and delimiting a first air chamber, an inner rigid tube or shaft having a piston at one end and a handle at the other end, which piston is slidingly mounted within said first air chamber so as to compress air within such chamber, a flexible hose having a first end fixable to said outer rigid tube and a second end fixable to a tire valve so that said flexible hose is designed to put in fluid communication the end of the first air chamber with a tire valve, wherein said inner rigid tube is hollow and delimits an inner space, and wherein said flexible hose is insertable in said inner space, so as to be stored therein, wherein said flexible hose is provided with first connecting means or element/s, whereas said inner tube or said outer tube or said support base is provided with second connecting means or element/s designed to be removably connected with said first connecting means when said flexible hose is inserted in said inner space, and characterized in that said inner rigid tube is displaceable with respect to said outer rigid tube between a lowered or pushing position and a raised or suctioning position, and wherein said second connecting means are designed to be removably connected with said first connecting means when said flexible hose is inserted in said inner space and when said inner rigid tube is in said lowered or pushing position, whereas when said inner rigid tube is in said raised or suctioning position, said second connecting means are detached and neither connected nor connectable to said first connecting means. a support base, an outer rigid tube rising from said support base and delimiting a first air chamber, an inner rigid tube or shaft having a piston at one end and a handle at the other end, which piston is slidingly mounted within said first air chamber so as to compress air within such chamber, a flexible hose having a first end fixable to said outer rigid tube and a second end fixable to a tire valve so that said flexible hose is designed to put in fluid communication the end of the first air chamber with a tire valve, wherein said inner rigid tube is hollow and delimits an inner space, and wherein said flexible hose is insertable in said inner space, so as to be stored therein, wherein said flexible hose is provided with first connecting means or element/s, whereas said inner tube or said outer tube or said support base is provided with second connecting means or element/s designed to be removably connected with said first connecting means when said flexible hose is inserted in said inner space, and characterized in that said inner rigid tube is displaceable with respect to said outer rigid tube between a lowered or pushing position and a raised or suctioning position, and wherein said second connecting means are designed to be removably connected with said first connecting means when said flexible hose is inserted in said inner space and when said inner rigid tube is in said lowered or pushing position, whereas when said inner rigid tube is in said raised or suctioning position, said second connecting means are detached and neither connected nor connectable to said first connecting means.