The Cardinal Health 4850 is a universal blue shoe cover that provides comfortable coverage at an economical price. These shoe covers are perfect for surgical tasks, constructed of durable materials ranging from basic spunbond polypropylene to polyethylene-coated Spunbond/Meltblown/Spunbond (SMS) to accommodate a wide range of intended uses. The Dura-Fit shoe cover is constructed of poly-film, which helps minimize lint and enhance environment cleanliness. The covers are without skid-resistant tread and are available in a variety of styles and sizes. Made of Spunbond/Meltblown/Spunbond (SMS) material, these shoe covers are not made with natural rubber latex. The SMS material is a balanced mix of protection and comfort, making it ideal for extended wear. The light/medium weight SMS is appropriate for low amounts of fluid, while the heavy weight SMS may be appropriate for moderate contact with fluids. Each box contains 50 pairs, with 4 boxes per case.