Nylon and Microfiber Leather Upper. Composite Safety Toe Cap. EVA Sockliner for Maximum Comfort. Rubber Slip- and Oil-Resistant Gripping Outsole. Encapsulated EVA with TPU Support for Stability and Comfort. One-Pull Lace Tightening System. Waterproof Bladder Construction. Meets or Exceeds ASTM 2413-05 impact/Compression and EH Ratings.