The diamonds are from foreignal country such as Korea,Czechic which fashion and smart .

Materials: environment friendly copper.

Composition: main straps 32cm, and accessorial straps 17cm .

Color:silver,gold ,Rhodium which is nickle& lead free .

Packing: 1 pair packed into one polybag, or per buyer's needs, Safety .

Certification: passed HK SGS test .