서로 다른 크기와 형태의 천은 표면에 고정되어 있고, 천은 천을 따라 움직이는 것을 방지하는 천의 몸체에 고정 요소를 고정시키고, 접힌 요소의 고정 요소의 다중 접이식 및 프롬프트 고정의 필요성을 고려하여 고정 요소가 선택된다.
The cloth of different size and form is fixed on a surface, fastening elements are fixed in the body of the cloth preventing their movement along the cloth, the fastening elements are chosen considering the need for multiple folding and prompt fastening of fastening elements in the folded position. A fastening element is folded lengthwise along the rectangular edge of the surface at a 90° angle, then folded again at a 90° angle. In another embodiment a fastening element is folded crosswise along rounded edge of the surface, the edge of the fastening element, after going round the surface, should be adjacent the inner side of the surface. In another embodiment a fastening element is folded crosswise along figured edge of the surface repeating its form, the edge of the fastening element after folding along the edge of the surface, should be adjacent the inner side of the surface.