Usage Tips:MaterialThe Greenhouse Clamps are made of and durable plastic PP, It has a robust plastic structure and long service life. It can provide you with long-term service. Please confirm the pipe diameter before buying. SizeThe greenhouse clamp is 1.5 * 1.2 inches, it is suitable for greenhouse frame tubes with an outer diameter of 0.43inch, also ideal for other types of plastic stake or metal round tubes. DesignOur greenhouse snaps have threaded handles, anti-slip threads can help snaps easily and will not slip when pressed. It is very suitable for 11mm/0.43inch wooden stakesplastic stake or metal round tubes. Wide ApplicationThese Greenhouse Film Row Cover Netting Tunnel Hoop Clips are used to attach tarps, shade, greenhouse film, or netting to the pipe. it is also an ideal choice for building greenhouse, floor covering, or other places if needed, so practical in our daily life. Package IncludedYou will receive 60 pieces greenhouse clamps in the package, sufficient quantity to satisfy your daily usages and replacements for greenhouse needs.