Sperry Top-Sider® shearling-lined nubuck chukkas Item 06647 Size: Size Charts Quantity: 1 2 3 4 5 6 7 8 9 Add to Bag Wishlist share: size & fit Product Details From the New England-based company that brought us the Top-Sider, we get the answer to winter. Shearling-lined and crafted in nubuck leather, this chukka boot has the same comfort and quality with which Sperry has become synonymous. Nubuck leather upper. Shearling lining. Import. Item 06647.