TPU Rubber Skin Case Compatible With Apple iPhone 4, Clear Hot Pink Keep your Apple iPhone 4 safe and protected in style with this TPU rubber skin case accessory. Slip your Apple iPhone 4 in to add a splash of color. Use this case to reduce the chance of signal loss. Delivers instant all around protection from scratches. Constructed from smooth, treated rubber that resists dirt and stains. Unique design allows easy access to all buttons, controls and ports without having to remove the skin. TPU, also known as thermoplastic polyurethane, is more cut and tear resistance over rubber. Compatible With Apple: iPhone 4 16GB / 32GB.