Joy Carpets Alphabet Patterns ABC Classroom Rug. Ask a child if he would rather sit on the lime green dot with the wavy blue lines and the letter P on it, or the red and yellow dot with the letter S. Challenge children to learn descriptive words as they find their special seats for the day on this stylish ABC Rug. LIFETIME Limited Wear Warranty100% Premium WearOn Nylon with StainSmart anti-soil and stain protectant. SoftFlex Backing - Eliminates wrinkles and lies flat. Class I Flammability Rating. Green Label Plus - Highest Indoor Air Quality Standard. Made in the U.S.A.