1. Packaging set: You will get 50 W-clamps and 50 Z-overlap clamps, which are sufficient to meet your various needs and are important tools for greenhouse construction. 2. High quality: Our greenhouse glass clamps are made of high-quality 304 stainless steel, which is rust-proof, high in strength, durable, and has a long service life, ensuring the safety of your greenhouse. 3. Dimensions: The greenhouse W-clamp measures 90*40mm with a thickness of 1.5mm; the Z-overlap clamp measures 12*9mm. They are suitable for most greenhouses. (Reminder: Please confirm the dimensions you need before purchasing.) 4. Ideal greenhouse accessories: The W-shaped glass clamps are quick and easy to install and provide a firm fixation. To cope with bad weather, typhoons, or heavy rains, you can prepare these clamps in advance to reinforce the glass panels of the greenhouse and protect it from storms and rain. 5. Wide application: Our glass clamps are suitable for most aluminum greenhouses and are very suitable for various materials, such as hollow boards, multi-layer wallpapers, polycarbonate boards, double-layer boards, multi-layer boards, glass greenhouses, etc.