Blue covers for shoes and work boots to keep floors protected.Made of polypropylene non woven fabric.Polypropylene shoe covers protect carpet + floors from dirty damage.Covers contain an elastic band for flexibility, fits shoes/boots up to size 11. Comes in a pack of 100 individual polypropylene shoe covers (Protects 50 pairs of shoes).100% Money back manufacturer’s warranty included when purchased from an authorized Super Z Outlet reseller.