If you loved the iSkin Solo for the iPhone 4 then you're gonna love the new iSkin Solo FX case for the iPhone 4 even more. Made out of a flexible TPU material, the Solo FX adds even more style and protection for the iPhone 4 with it's circular pattern design and even more frontal screen protection. The Solo FX is essentially the same as the Solo case with a few changes here and there. One noticeable difference in the new Solo FX is it's top opening. Read on to to find out how well the new Solo FX performs.