Made of strong and flexible nylon PA66 material,Those ZIp Ties can withstand temperatures ranging from 40℉~185℉ | Self-Lock Design and powerful lock: You can easy to tie wrap your stuff and prevent snagging and easy to loosen and reuse when you need to change/add/delete something. | Package size: Includes 100 Pcs Black Cable Ties , Length:8”,width:0.2”,max bundle diameter:1.97” | Heavy Duty tensil