What are the characteristic of cotton filling? How can you tell if your product is 100% pure, raw cotton?The cotton inner filling is recognizable from the fact that cotton fibers run side by side, rarely with very tiny, light brown ends. With the occasion of washes, it can become visible by holding it towards the light through the wet outer textile, so you can be sure of it. After drying, however, they are not or only very faintly visible. The cotton filling is unbleached, natural in color, keeps its shape even after washing, premium quality! If possible, wash it at 30 degrees in a delicate program, dry, lay down and dry.