Features:1. The double-end greenhouse clips help adjust the height of the shade net to change the light effect, allowing the plants to get a better growth environment.2. Made of high-quality and reliable PE material, the greenhouse clamps are durable, sturdy, tenacious, sunlight-resistant, and with long-term uses. 3. With a flower-patterned convex design, the clip does not slip when pressed. The clamp can be adjusted to reach the right clip position according to your requirements.4. The double-end pipe clamp has an excellent grip for quick and easy attachment of tarps, shades or nets to any type of pipe. It snaps tight with no slipping off. 5. These greenhouse clips are used to attach tarps, awnings, greenhouse films, meshes, etc., ideal for building greenhouses, floor coverings, shelters, seam framing, and more.Name: Double head link clipMaterial: PESize: (approx.)A: Suitable for 8mm/0.31in double head: total length 107mm/4.21in, top width 39mm/1.54in, height 25mm/0.98inB: Suitable for 11mm/0.43in double head: total length 107mm/4.21in, top width 39mm/1.54in, height 32mm/1.26inC: Suitable for 16mm/0.63in double head: total length 137mm/5.39in, top width 49mm/1.93in, height 39mm/1.54inProduct List:12* clipsNotes:1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color which is showed in the pictures.2. Please forgive a slight measuring deviation due to manual measurement.