A fastener assembly is adapted for releasably fastening a flap (10) to a body sheet (11) of a briefcase, etc., the flap (10) having a through aperture (14) formed therethrough. The fastener assembly comprises a male member (16) attached to the flap (10) having a through aperture (14) formed therethrough and a female member (40) attached to the body sheet (11) and having a socket (44). The male member (16) includes a male member proper (20) mounted on one side (10a) of the flap (10) and a separate attachment plate (18) mounted on the other side (10b) of the flap (10). The male member proper (20) has a plug (36) protuberantly extending from the outer side thereof for locking engagement with the socket (44) and a through hole (34) formed therethrough. The attachment plate (18) has a clinching stud (28) protuberantly extending from the inner side thereof. The male member proper (20) and the attachment plate (18) are joined to each other with the flap (10) clamped therebetween and with the clinching stud (28) inserted through the through aperture (14) of the flap (10) and then the through hole (34) of the male member proper (20) and clinched to the outer side of the male member proper (20). <IMAGE>
