Product features - Soft flannel fleece fabric for comfort and durability - Anti-slip rubber outsole for safety - Removable insole for easy cleaning - 100% polyester outer-layer and lining - Stylish design for effortless wear Care instructions - To maintain clean, use warm water with dish soap to clean off any dirt spots. It’s not necessary to soak the whole item. For hard-to-clean spots, use a soft-bristled brush.