Geometric drop earrings silver, brass or copper

Geometric drop earrings with textured design. 
Stud earrings the top shape with stud back is silver on all 3 styles. 
The choice is on the bottom shape
1.silver
2.brass
3.copper
Size of bottom shape is approx 30 mm x 10 mm at widest points. 
Top part is approx 7mm x 8mm