ABC123's assists with basic learning with big, bright letters that aid in letter and number recognition. ABC123's can enhance a childs learning by playing games. Because of it's durability, ABC123's can also hang-up as a visual aid in any classroom. All rugs are made of 100% nylon and meet or exceed Class One fire ratings. The carpets come with a life wear warranty and six month warranty on surging which, is the best in the industry. The rugs are made with Micr-O-Gard which protects against bacteria, fungi, and yeast, as well as dustmite control. They are made with Force 5, Stain Shield to protect against stains. Sizes available range from 3'x 6' to 12'x 18'.