Tiger Head Keychain featuring Protective Knuckle Duster

Material: Polyamide (Nylon)
Nylon is the common name of polyamide. It has non-toxic, light weight, excellent mechanical strength, abrasion resistance and good corrosion resistance, so it is widely used to replace copper and other metals in machinery, chemical industry, instrumentation, automotive and other industries to manufacture parts. It is tough and has high strength. 
Size:eye width 63mm, corner tip width 32mm, nose thickness 24mm, height 88mm, hole diameter 22.5mm
Weight:40g
Features:Light weight, high strength and toughness. Can hang hanging bag, usually can be used as jewelry pendant, emergency can be used as self-defense.