13sp These flip-flops are made with an innovative no-sew upper & have an ultra-comfortable footbed featuring DCs revolutionary Unilite technology, strategically placed rubber on the outsole for long-lasting durability & DCs trademarked ? Pill Pattern? tread for extra grip. The Indo Marc Lacomare is part of the DC Spring 2013 Mainline Sandal Collection. Our innovative Unilite technology is feather light, flexible & follows the movement of your foot. It provides durable cushioning & impact protection. This technology means we can use less rubber on the bottoms of the flip-flops without compromising performance. So you have a lighter shoe that is resilient & high performance. 100% Synthetic