Microporous extruded plastic film and sheet, low friction polymer laminates, extruded plastic film and sheet, and insulating liquid blocking, vapor transmitting membranes, breathable insulating waterproofing membranes for use in the manufacture of textiles and textile goods; Microporous extruded plastic film and sheet, low friction polymer laminates, extruded plastic film and sheet, and insulating liquid blocking, vapor transmitting membranes, breathable insulating waterproofing membranes for use in the manufacture of clothing, headgear, and footwear goods; Extruded plastic in the form of films and sheets, manmade microporous extruded plastic film and sheet, microporous extruded plastic film and sheet, for use in manufacturing degassing machines, medical devices, sterile packaging, and control release machines; Microporous extruded plastic film for separate applications, namely, for use in the manufacture of textiles, clothing, medical devices, sterile packaging and control release devices; Microporous extruded plastic film and sheet for separations applications, namely, for use in manufacturing medical devices, sterile packaging, and control release devices; Extruded plastic film and sheet, and insulating, liquid blocking, vapor transmitting, breathable membranes for textiles and textile goods