100% continuous-filament 85 denier standard weight polyester in a doubt-knit interlock, creating a no-run circular pattern Laundered and packaged in a controlled environment Durable and soft Laser Sealed Edge Laser sealed edge, providing maximum protection against particulate contamination Border Sealed Edge Pressure and heat provides a sealed border, resulting in maximum fiber retention Ultrasonic Sealed Edge Ultrasonic sealed edge provides maximum protection for scratch-sensitive surfaces