Product Description - High quality PU and PVC material available - Environmental friendly, lighter, comfortable and increase wearing comfort. - Undertake high weight - Meet the ESD and cleanroom environmental requirements - Low cost and durable Specifications - Color: White - Size: 220-300 mm - Level: Class 10K-100K (ISO 7-8) - Resistance: 106-8ΩCharacteristic - Single Piece Molded Sole · - Airing Holes for Good Ventilation · - Excellent Electrical Properties · - Non-Marking, Non-Slip Sole · - Machine Washable Shoe Size Conversion