laid down on the conveyor belt 14 has its two legs superimposed or paired to each other and such legs will be folded up so that said collant is definitely ready for packaging at said walls 6 and 7 heating means could be provided such as hot air jets or electrical resistances or the like in order that the collant if wet can be thoroughly dried and prefixed that is ironed which operation is promoted in that the collant is slightly pressed between said two movable walls 6 and 7 in the description given with reference to the drawings the members controlling the movement of the various movable elements have been outlined as comprising rods forming part of hydraulic or pneumatic cylinders but as apparent such members could be of different type for example movable members of electrical solenoids or equivalent mechanical members it is also apparent that the superimposed or paired and folded stockings could be unloaded from the stem 13 on a member other than said conveyor belt 14 for example the stockings could be directly inserted in a picking up tunnel in the description reference has been made to the folding for the packaging of a collant but it clearly appears that the apparatus is also suitable to automatic superimposition or pairing and folding of common socks and.