The materials used for this leg chain are brass spike, pvc, metal chain, silver pvc collar, and copper. More fragile than other chain designs in my store, so please use with caution. This product is not suitable for daily wear. The spikes will also move slightly. Chain mail necklace with spikes that imitate barbed wire. Color: Silver and Black, 2 inch extension chain Handmade and made to order. Stainless Steel / No Rust / Hypoallergenic Please contact me for any changes or questions