A comfortable favorite gets serious with the SKECHERS Work: Relaxed Fit - Sure Track shoe. Smooth leather upper in a slip-on casual slip-resistant work shoe with stitching accents and Memory Foam insole. Brand: Skechers Heel height approx. 3 cm Upper: Leather Lining: Soft Fabric Sole: Rubber. This shoe features a smooth solid leather upper, a slip-on casual slip-resistant work shoe design, and protective leather toe and heel overlays. The sole is tested to ASTM F1677-96 Mark II standards to meet or exceed a .5 coefficient even on wet and oily surfaces. It also has an Electrical Hazard safe design, tested to ASTM F2412-05 standards. The supportive, shock-absorbing FlexSole midsole and a removable memory foam cushioned insole provide extreme comfort. Soft fabric collar trim, a stretch top panel, and a heel pull-on loop complete the design.