The Oncept Sneaker is elevated and sporty! The London Sneaker is your seasonless sneaker. With ultra-soft calf leather, a re-speckled flex outside, our two-tone molded bottom is sleek and COMFORTABLE. The sole is made of two layers of memory foam! With style in mind, the rubber flex outsole is durable, while the upper is soft and packable, making this timeless sneaker ready for anything.