Options for Allergy-Proof Coverings There are four basic types of materials commonly used to manufacture allergen-barrier encasings: vinyl, laminates, woven microfiber fabrics, and non-woven microfiber fabrics. Within each material type there are further differences in fabric quality and sewing construction. Vinyl encasings are inexpensive and effectively block allergen escape. But because they are stiff and … Continue reading Options for Allergy-Proof Coverings