TitaniumImported[QUALITY & STURDY] The key chain clip is one-piece molding by CNC integated cutting process; Forged from sturdy Ti-6Al-4V titanium alloy, it's 4x strength of stainless steel, non corrosion and non-metallic smell (PLEASE NOTE THAT THE KEY RING IS MADE OF 304 STAINLESS STEEL)[DETACHABLE] The metal carabiner clip and key ring is held together with a 100% leather and connected by a screw bolt[INNOVATIVE SPRING STRUCTURE] Take the advantage of the toughness of Ti, without using traditional twisted spring, make this titanium carabiner keychain hook overall structure more durable and hard to be deformed[ULTRALIGHT] Total weight 0.42oz (keyring included), less burden in daily life; This multifunctional key ring holder easy attach to pants loop, backpack or fit in pocket[WHAT YOU GET] KM02 titanium keychain clip, key ring, brand sticker, and friendly customer service