iPhone 6S Case, elago [Dualistic][Crystal Silver] - [Premium Aluminum Bumper][Dual Layer][Premium Hybrid Construction] &ndash; for iPhone 6/6S STRONG BOND : The strong aluminum and shock absorbent TPU create an incredible bond that protects your iPhone and gives it a luxurious feel. The TPU layer is scratch resistant and will not be affected by small scratches. ALWAYS ABOUT QUALITY : Through the use of CNC machining, the bumpers are cut from entire blocks of aluminum. Through a special surface treatment called Anodising the aluminum case is given a smooth texture and a precise fit that requires the case to be made individually; Aircraft grade aluminum similar to apple products. Volume and power buttons are produced in the same fashion giving the bumper case a uniformly luxurious feel. ORGANIC DESIGN : The design of the bumper case does not interfere with any of your iPhone's functions. Access to speakers, charging port, and earphone port are unhindered. BEST OF BOTH WORLDS : An aluminum bumper by itself provides great, sturdy protection, but lacks shock absorption. A flexible case offers great shock absorption, but lacks the durability for the initial shock damage. By mixing these two materials, the S6 Aluminum Bumper case makes up for the lacking elements when the materials stand alone. SOPHISTICATED DESIGN OF 0.01mm INCREMENTS : With an error margin of less than 0.01mm, this sophisticated design is proven through rigorous testing.