Tyvek Boot covers by Dupont are disposable covers that offer protection from dirt, grease, grime etc. Tyvek garments are tear resistant, puncture resistant and penetration resistant. Tyvek is more lightweight and breathable than other brands of disposable clothing. Tyvek garments are best used for dust and dirt cleanup, asbestos removal, lead abatement, paint spraying, light splash, maintenance, general clean up and cleanroom applications. Tyvek boot covers can also be used by service workers or delivery workers to keep mud, dirt & grime off of floors and carpets. Tyvek boot covers has an elastic ankle and measure 17.5 " tall by 15.75" wide. White color, sold per pair.