The Naot Limba is a great everyday lace up boot. This style has a padded collar and tongue for ultimate comfort. The Limba has padded technical lining in the front for comfort, warmth and moisture absorption. Naot's removable, anatomic cork and latex footbed is wrapped in pampering suede and molds to the shape of the foot with wear. The Serengeti Collection features a lightweight 1.5'' TPR lug sole that is durable and provides excellent grip. This collection uses a hand-sewn strobel construction making it strong and extremely flexible. Material: Leather, Suede, Man Made, Latex, Cork.