the drum 100 a vacuum or negative pressure 75 can be applied to a portion of the drum 100 to conform the solidifying filaments 162 to the contoured outer surface 102 to prepare closely matching contoured non woven materials 164 after the contoured non woven materials 164 are formed the rotating drum 100 rotates to a point where the contoured non woven materials 164 are removed from the drum 100 positive pressure 79 can optionally be applied through a portion of the drum 100 to facilitate removing the contoured non woven materials 164 from the drum 100 once off the drum 100 the contoured non woven material 164 can be post processed in a variety of post processing operations for examples by application of a spray 165 the treatment can consist of adding various supplements such as flame retardents stain repellents colored dyes and the like or to change the shape feel texture or appearance of the material 164 after any post processing has been completed the contoured non woven material 164 may pass through a cutter 166 to cut the contoured non woven material 164 into the desired article or final product 168 the cutter 166 may be a die water jet laser or any other apparatus capable of trimming to the desired contour any waste 170 after the cutting operation can either be disposed of or recycled accordingly non woven contoured articles such as wipes filters face masks sorbent products insulation clothing and.