A pair of Vionic Jackson sneakers in a size 13. They are white leather with a black neoprene band across the top. The shoes are in excellent condition and show minimal wear (they don't appear to have ever been worn outside and are near new). Zoom in on photos for more detail. Jackson is as aesthetically pleasing as it is durable and lightweight, with dual elastic straps across the vamp for optimal and all-day support. Uppers: Leather and Neoprene. Footbed: Removable Mesh-Covered EVA. Outsole: Durable Rubber Vionic's innovative podiatrist-designed technology provides superior orthotic support, relief and stability which helps realign the feet back to their natural position. Research supports Vionic's Technology success in reducing over-pronation, which can help relieve associated common aches and pains, such as heel pain (plantar fasciitis), knee pain and lower back pain.