Earhook less is more made of oxidized sterling silver.

Material: 925 sterling silver
Sterling silver is a white, highly reflective precious metal composed of 92,5% pure silver and 7,5% alloy, usually copper. Copper provides the silver with sufficient hardness and wearing qualities, as pure silver is sometimes considered too soft to be used and worn every day. Our silver jewelry is nickel free. 

Material: Oxidized silver:
This piece of jewelry contains oxidized silver, this is a surface treatment. It is possible that the oxidized layer will fade over time due to wear.