Metal zip ties made of 304 stainless steel. These heavy duty zip ties are 4x stronger than regular plastic zip ties. These stainless steel zip ties mean they are High temperature resistant, Cold resistant, Rust and Corrosion resistant. Unlike traditional plastic zip ties, these heavy duty metal ties won't break down by uv light in the sun like normal plastic zip ties. These stainless steel zip ties can support weight up to 120KG (264lb) which is 4x more than traditional plastic zip ties, and they can support temperatures up to 1472℉. These self locking zip ties only need a set of needle nose plier to tighten and a diagonal plier or tin snips to cut the excess zip ties. We provide a variety of size options[6 in , 8 in , 10 in, 12 in, 14 in, 16 in, 18 in, 20 in ], users can choose the appropriate size to use in a certain area after purchase, without causing waste. These stainless zip ties are perfect for outdoors, fence, gardens, farms, pipes, roofs, basements, auto application such as exhaust wraps, and more.