What You Get: You will get a set of 120 pieces of nylon cable ties: 4.6*170mm threaded head 30, 5.5*210mm threaded head 30, 3.6*150mm aircraft head 30, 4.6*200mm self-locking 30. All types and sizes you need are included. It is good for anchoring wires, cables and small hoses in the engine compartment. PA66 Nylon: We use the latest upgraded PA66 nylon material, which has a more stable molecular structure. It has super toughness and can better withstand impacts. Excellent high temperature resistance makes it withstand melting points of 250 to 260 degrees. It is also water and corrosion resistant, and you will find that no matter how long it is, it will not be damaged. Tight & Durable: We refuse poor quality ties! We guarantee that the problem of easy breakage or poorly fastened snap locks will not occur. It has excellent load capacity, no matter how hard you tie it, it will not break. Our snap locks are perfectly designed and you will find that it is very easy to keep them firmly in place. Non-slip & No Burrs: The non-return design allows it to be tied tighter and with less and less reach. Non-slip buckle and clear gear can effectively prevent abnormal slipping and falling. The surface of both the strap and the lock is very smooth and burr-free, and we ensure that this will not hurt your hands. Easy to Use: You simply bundle the things you want to organize and put the bundled wires in the head. The self-locking design ensures a tighter bundle.