Material: Primary – Purity:14K. Stone Type_2:Cubic Zirconia (CZ). Length of Item:3.5 mm. Width of Item:3.5 mm. Material: Primary – Color:Yellow. Earring Closure:Post & Push Back. Items per Pack:6. Stone Creation Method_1:Cultured. Stone Creation Method_2:Synthetic. Earring Back Type:Friction. All weights and measurements are approximate and may vary slightly from the listed information. Tracking will be provided when it becomes available. Please make sure your address is current and correct. If the information does not match, your order may be canceled.