Flagship Carpets’ Early Blocks Washable Rug presents the alphabet in a variety of colorful fonts. Teach students their ABCs during activities and assign seating with the letters during lessons. Made from stain-resistant nylon that is durable, these machine-washable rugs also clean up with ease. Skid-resistant backing is best for use on bare, non-carpeted floors. Meets Class One fire safety requirements, is Green Label Plus certified by CRI's indoor air quality program and is backed by a lifetime abrasive wear warranty.