Suitable for 0.4 inch pipes: each greenhouse film clip measures about 3.9 cm/ 1.53 inches in length, 10 mm/ 0.4 inches in diameter; Note: the clip is only suitable for 0.4 inch outer diameter pipes, not suitable for pipes of other sizes, please confirm the pipe diameter before purchasing Durable material: the film range cover tunnel hoop clip is made of PP plastic, the material has a strong plastic structure, so it is durable and sturdy to use, with a strong fixed function and not easy to break, compared with stainless steel, it is not easy to rust and more resistant to decay, so you can use it for a long time Package content: you will receive 40 pieces greenhouse clips in the package, enough quantity to satisfy your daily uses and replacements for greenhouse needs; Note: Cannot open the clip Practical design: The frame shade net rod clip has a threaded design, the anti-slip thread helps the spring buckle easily and does not slip when pressed, the clamp is suitable for your garden and you can adjust the position of the clip according to your needs Wide application: This greenhouse pipe net clip is suitable for greenhouse film, pipe net, sunshades and more, it is also an ideal choice for building a greenhouse, ground cover or other places if necessary, so practical in our daily life.