The Brogan Vibram is made of premium quality 1.8 mm oiled leather suited to all weather conditions. The internal stretch sock membrane contours the foot for maximum comfort, warmth and breathability. Fitted with our anti-microbial CORKfit footbed, our traditional cork latex footbed designed to promote a healthy posture. The upper is stitched directly to the injected TPU outsole creating a unique design using minimal glues. The VIBRAM outsole has a 5mm lug design ideal for all terrain.