81 pcs carpet circles for classroom, 4 inches in diameter, available in 9 vibrant colors to support color recognition and help designate sitting, lining up, or standing areas. These carpet markers adhere securely to most carpets and can be vacuumed over without detaching. They are easy to remove without causing damage. Flat and smooth surface allows for easy cleaning; washable, reusable, and durable. Can be written on with marker pens for customized classroom use. Made from safe, non-toxic, industrial-grade nylon. Features hook and loop backing that sticks well to most carpet types; not recommended for shaggy carpets. Includes a drawstring bag for convenient storage and transport. Ideal for classroom activities, indoor and outdoor games, agility training, exercise drills, color identification, dancing, sports, and other group activities. Helps make learning and play engaging, active, and organized.