adidas Sleek Leather Sneakers NIB. Step out in cool street style with adidas' Sleek sneakers, made from shiny metallic leather with a bold embossed snake print. Metallicized leather upper Lace-up front Leather and fabric lining Cushioned footbed Vulcanized rubber midsole Grippy rubber outsole Upper: Leather Lining: Leather and textile Outsole: Rubber