LiViTech(TM) Extended Battery HoneyComb TPU Silicone Back Cover Case For SAMSUNG GALAXY S3 SIII i9300 (Black) New high quality Flexishield TPU Gel Case for SAMSUNG GALAXY S3 with extended battery. Offer instant all around protection from scratches. Constructed from smooth, treated rubber that resists dirt and stains. TPU, also known as thermoplastic polyurethane, is more cut and tear resistance over rubber. This gel case made from a special tough gel, which makes it flexible like a silicone but tougher than a crystal case.