... mechanically, thermally or chemically. They are flat, porous sheets that are made directly from separate fibers or from molten plastic or plasticLine ... 9, is only third five, fleecy and toucheswell.2. Flexibility: made up of microfiber (2-3D), dot by dot thermo-melt ... easy to maintain and wash.4. Non-toxic, non-irritating: made of materials which catch up FDA standard, without other chemicalcomposition ...