100% SATISFACTION GUARANTEE-As with any high-quality orthotic, we recommend wearing your new orthotic slippers for just a few hours for the first few days to let your feet adapt to the support. If you're not satisfied for any reasons, please contact us. WARM AND COMFORTABLE-They are easy to slip on and off with low heel collar, and keep your toes warm and your feet cozy in winter, also help your feet to totally relax after a long day of tiring driving and work,and the whole slippers relieves pain associated with Plantar Fasciitis. DURABLE AND ANTI SKID-These comfortable orthopedic slippers come with rubber outsole that Offer excellent grip and stability on many floor surfaces,and the outsole has a diamond tread for traction, to ensure safety and security. PREMIUM MATERIAL-These house slippers made of high-quality Knitted fabric and ultra-soft moisture-wicking velvet lining. The flexible lightweight EVA midsole absorbs shocks, diffuses underfoot pressure,provide targeted and controlled cushioning and helps to reduce stress on the ankles, knees, and feet. GREAT ARCH SUPPORT-The Slippers have been designed with an orthopedic footbed and a deep heel cup, to provide heel support and maximum arch support, which makes walking very comfortable and easy. And will help ease stress and pain caused by flat feet (Pronation). Relieve from Plantar Fasciitis (heel pain & heel spurs), Achilles Tendonitis and also Ball of Foot pain. Rubber sole.