Orange Antistatic Anti-Static ESD Static Water Repellent Dissipative Fabric. C3 fabric Is a high density static dissipative polyester fabric with 1% carbon. Designed for use in Class 10 (ISO 4) cleanrooms in microelectronic industry, semiconductor, disk drive, laser and other similar industries. C3 is gamma compatible and autoclavable. Characteristics: Mean Pore Size: 6-6.76 microns Weight: 3 oz/yd² Air Permeability: 3.75 cfm/ft² Moisture Vapor Transmission: 1985 g/m²/24 hr Carbon: Grid Surface Resistivity: 10 7 ohms/sq Static Decay: 0.01 sec Static Dissipative: Yes