Kunsto Men's Top Grain Leather Oxford Flats Shoes Lace up Leather Imported Rubber sole Platform measures approximately 0.75" The upper/front section is Top Grain leather, with the wings, ankle and heel area made from synthetic material. Flexible Rubber Out-sole with the Slip Resistant fucntion while in walking The nylon laces allow me to have looser laces across the top of my lower foot, and tighter up above where the ankle is. This is extremely comfortable. Genuine Leather Upper allow me keeps foot dry and clean, Breathable and comfortable The design is very modern and would look nice with a dress shirt for almost any occasion, whether formal or just casual.