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Claim 1

A FASTENING DEVICE COMPRISING: A BODY PORTION OF UNIFORM CROSS-SECTION AS VIEWED IN A PLANE TRANSVERSE TO THE SHORTEST AXIS OF THE BODY PORTION, AND FORMED OF A FLEXIBLE MATERIAL, SAID BODY PORTION HAVING APERTURES EXTENDING THERETHROUGH; A PLURALITY OF WINGS SECURED TO SAID BODY PORTION AND SPACED FROM SAID BODY PORTION BY GAPS, SAID WINGS HAVING OPPOSED END SURFACES COPLANAR WITH THE OPPOSED END SURFACE PLANES OF SAID BODY PORTION WHICH END PLANES ARE TRANSVERSE TO THE SHORTEST AXIS OF THE BODY PORTION; AND A WING SEPARATING ARCH BETWEEN SAID WINGS AND HAVING AN APEX EXTENDING PARTLY INTO SAID BODY PORTION; A FLEXIBLE ELONGATE MEMBER SECURED TO ONE OF THE APERTURES OF SAID BODY PORTION; AN ENLARGED PART ON AN END OF SAID ELONGATE MEMBER; A DISC HAVING A FIRST APERTURE LARGER THAN A CROSS SECTION THROUGH THE GAPS BETWEEN THE WINGS AND BODY PORTION OF SAID FASTENING MEMBER, AND HAVING A SECOND APERTURE WITHIN WHICH SAID ELONGATE MEMBER MAY BE ENGAGED, SAID SECOND APERTURE BEING SPACED FROM SAID FIRST APERTURE AND OF AN AREA SMALLER THAN THE DIAMETRAL CROSS-SECTIONAL AREA THROUGH SAID ENLARGED PART, THE SECOND APERTURE BEING JOINED TO THE FIRST APERTURE BY A SLIT IN SAID DISC; WHEREBY THE ENDS OF SAID ELONGATE MEMBER MAY BE CONJOINED BY ENGAGING THE ELONGATE MEMBER IN SAID SECOND APERTURE, AND ARRANGING SAID DISC IN THE GAPS OF SAID FASTENING MEMBER.