Made from durable, food safe, LLDPE plastic (linear low density polyethylene). The Clip-on Floss Bubble #3938 is used to better control your spinning cotton candy and maintain safe operation. Clips to any 25" to 26" (64 to 66 cm) diameter floss bowl. Stainless steel clips furnished but not installed. This is a great addition to your cotton candy serving concession stand at stadiums or amusement parks.