【Durability】 : Ultra heavy duty cable zip ties with 50 lbs. tensile strength could handles most purpose of binding in life, durable and reliable. 【Self-Locking】 : With cable zip, cables can be tied tightly. Plastic wire ties designed with rounded edges for easy handling and to prevent snagging. 【Easy to Use】 : Just insert the tail into the self-locking key and tie-up, easy to use and right to the point, attaching what you want to sort out, black nylon zip ties will make it tidy. 【Packing Including】 : 100-PACK of strong black cable ties for door and outdoor jobs, 12IN in length with black color. 【Guarantee】: All Tevado brand black zip ties come with a Lifetime warranty. We will make sure that you will be satisfied with it. For any reason if you don't like it. You will receive a full refund. try it, totally risk free! click add to cart now!