Simple to install by hand and will remain firmly locked until intentionally released with the finger catch on the head. Ideal for temporary installations where addition or removal of cables are required. Adjustable Design Closely spaced positive-locking teeth allow these zip ties to be finely adjusted to fit cable bundles of all sizes. Durable & Flexible Made of weather and UV resistant nylon for durability. Continuous working temperature of 40°F ~185°F(-40 ~+85°C). Secure Zipping Removable zip ties are durable and insulated for an anti-slip performance. OUR GUARANTEE We are confident that we offer some of the best products on the market. Therefore, we provide a 30-day guarantee. We will make every effort to ensure that you are completely satisfied with your purchase. Online shopping can seem daunting. We want you to know that there is absolutely zero risk of purchasing something. We won't make it difficult if you don't love it. We offer email and ticket support 24 hours a day, 7 days a week. If you require assistance, please contact us. Please contact customer service if you have any problems with your purchase.