The greenhouse film can be used for plastic film, insect-proof net, shade net greenhouse fixed, convenient to use.Allow quick and easy attachment of tarps, shade cloth or netting to any type of pipe.Anti rust and hard to crack. Works well under both high temperature and low temperature.The surface is more , smooth,very tenacious,no rust fracture phenomenon, resistant to high temperature, cold, longer service life.Film clamp is used to attach greenhouse film to greenhouse frame pipe.colour:BlackMaterial:plasticsize:Diameter about 20mm, length about 6cmPackage Contents:50 x Greenhouse Frame PipeOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.