Josef Seibel Annika This comfortable clog features a supple, soft full grain leather upper. Handsewn construction gives extra life, flexibility and quality. The handsewn upper is Double Lock Stitched, meaning it will not fray apart if you have a loose stitch. Comfort right out of the box. Fully leather lined. Air ped insole features 6mm of memory foam cushioning, which contours and shapes to the foot providing tremendous support. Polyurethane OUTSOLE is shaped to be anatomically correct to fit the shape of your foot, providing arch support. Superb flexibility to go along with great shock absorption. 1 3/4 heel. Enjoy Josef Seibel Annika experience.