Phone 4S Silicone Cases are what we call “tolerant cases”. The silicone material surpasses others in the aspect of impact digestion. Bumps and shocks are absorbed by the silicone and it also tolerates scratches or even twisting. It usually fits your iPhone 4S seamlessly thanks to the flexibility. This is a material that will never be out of fashion. Together with silicone cases, your iPhone 4S stays up-to-day.