“A slide (100) for a zip fastener has a hasp (115) and a pull tab (120). This assembly is being moulded into a single block. The pull tab (120) has an eyelet (121) for connecting to the hasp of the slider. The pull tab (120) has a locking eyelet (122) the opening plane of which is parallel to the opening plane of the connection eyelet (121). The pull tab (120) has a portion (125) for connection between the two eyelets (121, 122), called the pull tab body, the width of the cross-section of the pull tab body in a direction perpendicular to the opening planes of the eyelets is greater than or equal to the height of the cross-section in the plane parallel to the opening planes of said eyelets.”