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. Stormproof: When typhoon or rainstorm comes, you can prepare these clips in advance to strengthen your greenhouse glass panes to prevent damage. Made of high quality stainless steel are rustproof,sturdy. your greenhouse is secure. Replacement Accessories: They are the best accessories when relocating, repairing or replacing panes or old and missing clips,give you a new greenhouse., Manufacturer: CTRLZS