Contains a mix of sizes, 4, 5. 7, 8 and 11. 8 in ties. A combination of UV red, UV yellow, UV blue, UV green, natural and UV black colors for many hobby uses. KT standard-duty cable ties are made from strong DuPont 6/6 nylon material. This material yields a higher breaking point, even at colder temperatures than the competition. Packaged in resealable canister to help preserve moisture. Higher moisture gives most zip ties more tensile strength. UL listed. UV ties can be used outdoors and indoors. Length is approximate.