Easy One Touch Lock/Release: Patented easy onetouch mechanism allows quick one hand open and close operation. Adjustable Viewing: The elescopic arm extends from 4-6.5 inch and pivots on arc for avriety of optimal positions. 270 degree Universal Mounting Holds all phone and case combinations from 2.5 inches to 3.8 inches. Strong suction: One time use dashboard disc and reusable suction cup combo offers superior stick strength. Perfect Protection: The protection silicone pad on the side arms