Birkenstock Uppsala Mid Shearling Black Suede Leather Boot, Size 41 (10) Lace Up. Pre-owned very good condition. ***Two very small points to note are on the last two photos, small dots of unknown origin.*** Great height bootie laces you into everyday style. According to Birkenstock they were designed for complete comfort, velvety suede outside and original contoured footbed inside. * Cozy genuine shearling lining * Contoured cork-latex footbed * Classic suede upper * Rubber outsole, footbed made in Germany. Suede: Is a spit leather with a napped finish. It has a velvety surface and is very soft to the touch. It also has a high moisture absorption capacity. Shearling: Is high quality, soft sheep or lambskin. The material is warm, breathable and has temperature regulating properties. Cork: Is sustainable material, natural product that is insulating and offers very good cushioning.