use this technique in order to emphasize the contour of the object. To do it you have to entwine two warp threads (front and back) with the working thread. To make a contour we usually use thicker threads.
Hip to be Square Looper / Poth (Small Looms & Weaving Cards). The Hip to Be Square Potholder/Looper Loom Rag Rug Kit. The same looper loom, only with 5 lbs. of loopers, and instructions for a 2 ' x 3 ' rug.