Clarks Jolissa Lapis boots: knee-high heeled boots with a tumbled leather upper and a modern buckled ankle strap. With a full-length zipper for easy wear, an OrthoLite footbed with Active Air cushioning for comfort. Heel Height: 2.75 inches. Leather upper with a synthetic sole. Step out in style with these elegant black leather knee-high boots. Perfect for any occasion, these boots offer both comfort and sophistication.