... . back cover, inside frame. 3. white, black color. case for iphone 4s, Specifications 1. fully replacement and repair parts for iphone 4s model.2. Material: plastic.3. Frame, back cover ... ,000-3,000pcs for each item, need 5 days for 100% testing.8. Max Lot Shipment Capacity: 3,000pcs for each item. replacement case for iphone 4s back cover