Paper clips are very versatile. Since they can can be had in different colors, they are eminently useful for liturgical kludges.
Here a rubric red (apologies for the redundancy) paper clip affixes the rarely heard nuptial hanc igitur to the Roman Canon:
For a portable photocopy of the Exsultet, a paper clip of Easter white:
And when the zipper pull on my everyday alb broke after six years of dutiful service, the same baptismal paper clip stepped in to keep things running. Dealba me, Domine.