Heavy Duty Welded Round Rings Smooth Solid O Ring 304 Stainless Steel For Rigging Marine Boat Hammock Yoga Hanging Ring 3-16mmWe only sell high quality stainless steel products. We have a huge variety of stainless steel hardware products. If you need any product, you can find it from our other list, or leave a message in Q & A. Our customer service will help you. There are different size options in this auction, you can switch options via the Size button. Different options mean different products, please make sure you have chosen the right option before placing an order.