siliconized hollowfiber, polyester fiber on a blue background, used as a filler for blankets, pillows, clothes

background blanket blankets blue climate clothes compositive fiber filament filler filling fluff fluffy hollow hollowfiber holofiber industry macro manufacturing modern nanowires nonwoven pile pillows polyester production silicon silicone siliconized silikon soft space synthetic synthetical technology textile texture textured used wadding warm weather white