Sharp Aquos Crystal TPU Case [Clear] Protective Bumper Case w/ Flexible Crystal Silicone TPU Impact Resistant Material [Slim and Perfect Fitting Sharp Aquos Crystal Case] Thermoplastic Polyurethane (TPU) material fuses the flexiblity and softness of silicone with the hard protection of plastic. High quality, slim fit case molds to fit your phone without covering important buttons and ports. Rubberized, matte finish slides easily in and out of pockets without gathering lint and dust. Rubberized, matte finish slides easily in and out of pockets without gathering lint and dust. Vibrant Clear color enhances the look of your phone without making it bulky and burdensome.