Package Included: The plastic pvc clamps come in 32 pieces,sufficient amounts meet your demands and replacement, a great tools for type of pipes, proper for creating cold frames, greenhouse, shelters, row covers, etc Proper Size: the size of this clamp is . 2.4 inch in length and fits greenhouse frame tubing with an outside diameter of 1/2 inch, also perfect for other types of plastic stake or metal round tubes; Enough quantity to meet your daily use and greenhouse replacement needs Product Material: the clamp is made of PVC material, which has good strength and toughness, strong and to use, strong fixing function, not easy to break, safe and reliable, and easy to remove from the greenhouse film; Compared with stainless steel, it is not easy to rust, more resistant to decay, and can be used for a long time Easy to Assemble: this clamp is very light and flexible, ready to move and easy to install, and can be disassembled and used repeatedly; It is also designed for short-term use and