With an alternating color pattern of big, roomy circles, our comfy carpets are both a classroom management tool and the perfect spot for students to participate in small- and whole-group activities! Kids just find their own circle and take a seat! Carpets are made of classroom-tough nylon for durability. 9' x 12' carpet seats up to 30 kids. Carpets meet a Class I rating of NFPA 253 and the fire-resistance standards of the Uniform Building Code.