Urban look combined with outdoor functionality warm, comfortable, practical, with an 8mm zipper in the middle and soft, elastic cuffs at the top of the shaft the suede upper material wraps around the foot for a comfortable fit and a clean look the elastic cuff allows for easy entry, and also protects against abrasions while walking putting on and taking off the Metro2 is more than comfortable - thanks to the pull tab at the heel and the easy-to-grip silicone zipper pull but that's not all the running shoe platform including ESS stabilizer and good rolling properties on the forefoot make the Metro2 a foot-friendly boot with excellent running properties its stylish design and versatile application area have made the Metro one of Icebug's true classics and bestsellers side zipper wide fit Environmental certificates: gold-rated suede leather Bluesign® certified lining, dyed with Solution-Dye technology Bluesign® certified material in the inner shoe made from recycled PET, dyed with Solution-Dye technology suitable for: winter walks upper material: suede leather/ continuous mud protection lining: Bluesign® certified, Solution-Dye technology dyed, 100% recycled PET polyester fleece insole: Ortholite Hybrid with a liner made of bluesign® certified, 100% recycled and Solution-Dye technology dyed PET polyester midsole: EVA with 20% BLOOM® Foam and ESS arch stabilizer outsole: Michelin Wic rubber, Michelin winter compound colour: black model 2018/2019/2020/2021 SUSTAINABILITY HIGHLIGHTS: Lining made from 100% recycled (GRS certified) PET polyester and bluesign® certified, Solution-Dye technology dyed fleece. Insole made of Ortholite Hybrid®, lined with 100% recycled, GRS certified PET polyester, bluesign® certified, Solution-Dye technology dyed mesh. Midsole mixture with 20% BLOOM® Foam EVA. Outsole made of 20% recycled rubber (with BUGrip®). Milspeed inner heel and toe reinforcements made of 60% recycled plastic, 11% of which is from recycled nylon fishing nets.