Clarks Women's Calla Blossom Boot Black Leather Effortlessly stylish, the Clarks Calla Blossom Ankle Boot will lend a chic touch to any outfit. With a removable OrthoLite footbed and rubber outsole, this sleek ankle boot provides comfort and traction to make long wear a breeze. Side zipper. Leather upper. Clarks Women's Calla Blossom Boot Black Leather