rofessional brand for outdoor & sport products and our factory is 1st outdoor & sport products manufacturer in BaoJi China. TITO titanium keyChian Material: titanium natual Size:23*60 mm Weight: 12g/pc Features: 1.Lightweight and stronger than steel. 2.Never rust,anti-corrosion from acid and alkali. 3.High resistance to extreme low and high temperature. 4.Good heat transfer performance. 5.Healthy and eco-friendly.