Sperry Top-Sider Bahama Brnshd Winter Mens Boat Shoes Leather Burnished full grain leather upper with a moccasin inspired raised front seam 360 degree nautical lacing system with metal eyelets and square-cut leather laces provides a secure and comfortable fit Cosy shearling lining and footbed offers warmth and comfort Vulcanized construction with secure bonding between the upper and the outsole for durability Non-marking rubber outsole with Striper's Wave-Siping? delivers ultimate traction on both wet and dry surfaces