Sole Pattern – Sand Shark LugUpper – Mountain Brown Water Resisting Nubuck LeatherOutsole – High Abrasion, Slip, Oil and Acid Resistant, Non Marking RubberMidsole – Shock Absorbing Lower Density PolyurethaneRemovable Innersole – Dual Density Polyurethane with TPU support cradleHigh Breathable LiningsElastic Gore Openings