AIMO Progressive Guerilla Armor Case for Samsung Galaxy Discover S730G / Galaxy Centura S738C [Straight Talk, Net 10, Tracfone] Keep your phone safe and protected in style with this dual-layered protective accessory case. Inside layer is constructed from durable skin that resists dirt and stains. Removable outer layer has a soft rubber-like texture, and protects top, back, sides and bottom of phone to provide extra security against bumps and falls. Custom mould fits phone perfectly allowing full access to all the phone's buttons, jacks, and ports. Easy to install - simply snap on over the phone. No tools required.