The disposable shoe covers are a great way to protect your Job-site and home against dirty foot traffic. The shoe overs provide a barrier to protect your shoes, your floors, your carpets, and your sterile environments. We Upgraded the material - CPE New Material, make our shoe covers more thickness, and upgraded size fits up to 11 US Men and 13 US Women. If you're tired of people who enter your house with dirty, muddy shoes, pick up the shoe covers, to keep your house clean.