What is 1000 Mile Diabetic Sock? The 1000 Mile Diabetic sock offers total comfort & increased protection against blistering for sufferers from circulatory problems. Thick loop stitched padded areas in the sole, toe & heel give a cushioned fit whilst a light upper panel keeps the foot cool. The toe seam is ultra smooth, so no rubbing or abrasions The light, open weave of the calf is ergonomically shaped to aid circulation Extra-wide comfort top increases blood flow Ergonomic non-binding shaped leg. Thin top panels stops foot from overheating Smooth toe seam to prevent abrasion Cushioned sole for added comfort