Material: ABS+PC Clamp Connector Type: 32mm/1.26"; Suitable Pipe Outer Diameter: 31-33mm The greenhouse film clip can be used for plastic film, insect net, shade net fixed, convenient to use. Anti-rust and hard to crack. Works well under both high and low temperatures.4. Anti-rust and hard to crack. Works well under both high and low temperatures. The surface is brighter, smooth, very tough, no rust breakage phenomenon, resistant to high temperature, cold, longer service life.