Personalized fashion men's necklace $ 8.01 Chain material: titanium steel Color Classification: Silver with 2.3MM thick, 50CM long O-chain Silver with 2.3MM thick, 55CM long O-chain Silver with 2.3MM thick, 60CM long O-chain Black with 2.3MM thick, 50CM long O-chain Black with 2.3MM thick, 55CM long O-chain Black with 2.3MM thick and 60CM long O-chain Blue with 2.3MM thick, 50CM long O-chain Blue with 2.3MM thick, 55CM long O-chain Blue with 2.3MM thick, 60CM long O-chain Material: titanium steel