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.
This passage way made with the same shipping pallets could be perceived as a dual natured pallet wood creation. This is a decorative measure, and also a protective measure as well as it would prevent us from some tiny harmful worms and bugs that might cau