Made of high quality stainless steel are rustproof,sturdy. your greenhouse is secure. Stormproof: When typhoon or rainstorm comes, you can prepare these clips in advance to strengthen your greenhouse glass panes to prevent damage. Greenhouses: Suitable for a variety of materials, such as hollow slabs, multiple wallpapers, glass greenhouses, etc. High Quality: galvanized and rustproof, great grip and easy to attach.Suitable for most aluminium greenhouses. Replacement Accessories: They are the best accessories when relocating, repairing or replacing panes or old and missing clips,give you a new greenhouse., Manufacturer: Akfldms