Antistatic shoe, size:220mm-280mm,produced by link hold company, enjoys the following features: 1. injection shoe2. Many styles, for mesh shoe, airtight shoe, 4-eyes shoe, overboots, slipper and so on.3. With a insole available if needed.4. jeans/canvas/PVC leather/PU material available5. A hole inside to release bad smell.6. We have SGS reports for our products; company has got certification for ISO9001.2000.