Attachment clamps: You can choose the way you need to attach the shed film to the shed frame tube. It can clamp round tubes with an outside diameter of 16 mm. Please check the diameter of the tube before purchasing. Durable material: The greenhouse film clamps are made of high quality ABS plastic, which is unbreakable, cold resistant and long lasting. When not in use, they can be recycled and reused to avoid waste. Greenhouse film clips: Designed with convex surfaces, they do not slip when pressed and have a firm glossy surface, which holds the film well and provides effective protection. Connecting function: It can quickly and easily connect tarpaulin, shade cloth or netting to any type of pipe. It can achieve a good fixing effect and is easy to use, easy to dismantle, easy to use and saves time and effort. Wide range of applications: These greenhouse clips are used to fix tarpaulins, awnings, greenhouse films or nets to pipes. They are also ideal for building greenhouses, floor coverings, shelters, co-frames, etc.