For the Mandala flower, here is a step-by-step photo gallery. To do this you start at step 1 with 7 strings attached and 6 with Einhängeschlingen on 7 folded thread. Other threads are then inserted by most of us with an ordinary shoelace knot.
Simply use the basic knot you’d use to make friendship bracelets to wrap the main cord and each of the individual earbud cords. To make them even more tangle-proof, wrap plastic coated twist ties inside with the cord.
When I personally think about embroidery, I think of embroidery floss and friendship bracelets. As a kid, I spent hours and hours creating intricate friendship bracelets whenever I could, then selling (Diy Clothes Embroidery)