Comfo-Fil® Quilts series, with a low coefficient of thermal conductivity, thermal conductivity relative (Air = 1) is 6.0, compared to 6.4 for wool, cotton was 17.0, so the heat resistance is better than wool, three times better than cotton. And in a variety of fibers, polypropylene fibers accounted for only 0.90 g/cm3, very light. It has excellent insulation resistance and lightness. Most of the material of quilts (such as: cotton, wool, silk, etc.) are not suitable for machine washing at all. Therefore, quilts easily accumulate dirt. In the long run, it does have negative impacts to human health. Comfo-Fil® Quilts is made of polypropylene fiber which has high stain resistance. Besides, it is washable and also quick-drying. Comfo-Fil® Quilts are especially suitable for hotels or other business operations which prefer more convenient and healthier choices.