A transparent base has a first surface that is textured, and a second surface that is textured and is located on an opposite side of the transparent base from the first surface. Process for disposing a user and posture\u2014ameliorating products are likewise taught. , a radio signal received by a device such as a mobile communications terminal. The duct blocker stator includes a plurality of second vane segments that extend radially between an inner stator platform and an outer stator platform, and a plurality of second flow apertures that extend axially through the duct blocker stator.