GENIQUE Real/Genuine Round Braided Leather Cord String Rope Folded, Leather Rope for Crafts, Jewelry Making, Necklace, Bracelets (3mm, Natural)

Looks like a basic round braid. You can buy premade rolls of it on Amazon. ex: https://www.amazon.com/GENIQUE-Genuine-Braided-Necklace-Bracelets/dp/B0CMWX8QKK?th=1 Making one yourself is pretty straight forward. Get some leather lace, what ever beads you want in it, and go to town. Figure out your bead placement and insert as you go. example video: https://www.youtube.com/watch?v=TtncZNCWpQE