This leather derby blends classic features with modern comfort thanks to a light, shock-absorbing Phorene midsole with responsive Fluidform technology. Built on an anatomical last, the foot-fitted shoe provides support and stability, while ECCO's signature Shock Thru Technology is integrated into the sole, offering energy and rebound with every step. Style Name:Ecco St1 Hybrid Plain Toe Derby (Men). Style Number: 5735300. Classic Business Casual Sneakers With Ortholite Insole, Leather Dress Shoes With Ortholite Insole For Work, Classic Swift Leather Shoes For Workwear, Classic Sneakers With Leather Footbed For Work, Leather Derby With Textured Sole For Business Casual, Leather Oxfords With Ortholite Insole For Work, Business Casual Leather Shoes With Ortholite Insole, Business Casual Leather Dress Shoes With Ortholite Insole, Leather Dress Shoes With Ortholite Insole For Business Casual