From ECCO, the Men's Gruuv Leather Sneakers feature: leather upper Leather produced using the ECCO DriTan™ method of reducing water and chemicals commonly used during the leather tanning process Smartly designed external loops with elastic shoelace for ease of entry and on-the-go adjustment Removable dual-fit, comfort-foam insoles covered in breathable textile. This unique feature allows for a customizable width Cushy synthetic midsole made using their signature ECCO FLUIDFORM™ construction provides soft, flexible, fluid movement Dynamic two-way flex rubber outsole that not only provides you grip but flexible use of your foot at any angle Imported.