A lean lace-up that airs it out. Breathable mesh upper is omni-stretchable and well supported by leather strapping. Pacific sole has the smooth surface grip afforded by sticky rubber and channels that provide suction on slick surfaces.Slip Lasted ConstructionFull Grain Leather/Pigskin Leather/4-Way Stretch Breathable Mesh Nylon UpperSoft Mesh LiningPigskin Heel Lining4.5mm Anatomical Cita-XY Aegis Foam Padded FootbedNylon 6.6 Injection Molded Arch ShankQ-Form Triple Density Compression Molded EVA FootbedAir Cushion MidsoleMerrell Pacific Sole/Sticky Rubber