Lost aglets. Aglets are the stiff ends of laces to post through the boot holes.
For paracord whip the ends as shown here https://www.thoughtco.com/how-to-whip-a-line-end-2915351 either with the inards of the paracord or micro paracord. Add a few drops of super glue allow to dry for about 30 seconds - use
This would also work on shop bought laces as well
To make a pair of boot laces it takes about 3m of paracords 4 if you wan to use the innards for the whipping. Finish ends then cut 2 1.5m lengths. Whip at ends 148cm toward middle, 150cm turn round towards middle and 298cm