Rock iPhone 4 Fashion Flip Leather Cases -Redbrown has reasonable price and the good quality.  

1. Made of Plastic, Ultra Slim, with cover.
2. Flexible to use could protect your iphone perfectly.
3. Duke model is design for Iphone 4, with plastic case and package .Unique design allows easy to use all the functions without having to remove the skin.
4. Protect your iphone against shocking damage and dust.