It's 2022- and progressing from safety pins to a reusable option like bibSNAPS seems like a logical step in the running and racing evolution.
bibSNAPS - Snap & Lock Reusable Fasteners - BibBoards
Just don't swap bibs - RunWashington
Championship Racing
YYMSEN 48 Pcs Running Bib Clips Race Number Bib Clip
Marathon Printing, Inc.
A Race and a Parade: The 2022 Monmouth Mini-Marathon - Run Oregon
BibFOLIO® Race Bib Album - My Race Bibs
YYMSEN 48 Pcs Running Bib Clips Race Number Bib Clip
Whoever said that running is a cheap exercise has not seen the
BibFOLIO® Race Bib Album - My Race Bibs
Oh Snap - My Race Bib is Finally Straight thanks to bibSNAPS
BibFOLIO® Race Bib Album - My Race Bibs