Reduce foot fatigue caused by hard flat floors while lounging around the house with our comfy Relax slippers with our exclusive orthotic footbed built right in. Footbed is covered with 100% polyester terrycloth and terry upper/lining features an adjustable hook-and-loop closure for easy on and off. Featuring the same tried and tested Orthaheel technology as our sandals, active and closed-in styles, Vionic slippers offer everyday support for at-home wear. Flexible EVA midsole absorbs shock, reducing stress on feet, ankles and knees. Footbed is treated with anti-bacterial, odor-resistant Ecofresh. Fabric covered TPR outsole with wave-patterned tread designed for indoor use. Recommended by Dr. Andrew Weil Received APMA Seal of Acceptance If you are a half size, we recommend ordering the nearest size down. Fits medium widths For the greatest comfort, we recommend wearing your new Vionic footwear or orthotics for just a few hours for the first few days to allow your feet to adjust to the new level of orthotic comfort and support. Within one to two weeks you should find the product completely comfortable and supportive.