Features: Ergonomic Design:The engineering design of the hollow foot bed can effectively support the foot ,fit the curve of the foot pelvic floor walk not tired foot. Thickened Soft Sole Design:The sole is thickened sole raising effect twice that of ordinary sole, give your feet ultimate comfort and pain relief. High Quality:Made of high-quality down cloth materials, lightweight, non-slip and wear-resistant, the sole has clear lines and strong grip. Casual Style:Perfects for all season and occasions, indoor bedroom, bathroom, living room, swimming pool. Ideal Gift Choice:Slippers perfect for girls,women,lover,girlfriend at any festival such as, Christmas Day, Birthday, Valentine& 39;s Day. Specification: Material:Down cloth Size: Size,Length(cm) 36-37,23 38-39,24 40-41,25 42-43,26 44-45,27