Blue Polypropylene Disposable Shoe Cover with Tread, 100% Latex Free, Shoe covers from The Safety Zone help prevent unwanted dust, dirt, and grime from being tracked into sensitive work areas. The Safety Zone offers a wide selection of shoe covers that should be the perfect fit for customers needs. Choose from our light weight disposable polyethylene shoe covers to our heavy weight rubber "nuke" boot. Many varieties include non-skid options for added safety.