Crystal Clear Plastic Bubble Reasonable size: The Crystal Clear Plastic Bubble is designed for use during cotton candy machine operation. It features a 21inch diameter dome and fits most 20 to 20.5 inch cotton candy machines. material: Made from durable polyester with impact resistance for strength and durability, helping prevent cracking and rusting. It provides clear visibility, easy access when making floss, and full protection for you. A accessory to your cotton candy machine. Practical functions: It keeps out dirty objects and shields the floss from insects, dust, debris, and airborne particles, and stops children from reaching into the machine. It also prevents inside cotton candy from flying out due to sugar overload. Clear visibility: The transparent design allows customers to clearly observe the making process and increases their anticipation for the finished cotton candy. The visible cover also makes it convenient for you to operate. Adds safety and style to your cotton candy machine. Use scenarios: At a carnival booth or fair, to protect spectators and keep the floss contained while customers watch the floss being made. In a cafe, , or storefront that offers cotton candy, to attract customers by showcasing the process while keeping the area clean and safe. At birthday parties or school events, to provide a safe, controlled environment and enhance the experience for attendees.