What You Get: 30 Pieces carpet spot markers in 6 different colors in one package. 5 pieces of each color. They are all 5 in diameter. Writable and Portable: The carpet spot markers are equipped with one drawstring storage bag. You can pack the 30 pieces of sitting dots easily and carry them to anywhere. It is easy to draw alphabets or numbers on them with Marker or write with ink. Material: The sitting spots are made from 100% industrial strength Nylon. The fabric of floor spots are very well to most carpets without using adhesives. These spot markers will not damage the carpet when removed. They are durable and can be used again and again. Different Usage: Help teachers organize different teaching activities to educate preschool children, such as Twister, Hopscotch, color recognition, etc. Wide Range Of Application: Suitable for parties, indoor/outdoor games, gym agility or circuit training, yoga stations, exercise drills, classroom floor markers, etc. Make your activities pop, active, and interactive!