Universal Air Vent Car Phone Mount Holder &ndash; 2018 Updated Version by Mongoora &ndash; for Any Smartphone &ndash; Car Cell Phone Holder &ndash; Vent Phone Holder &ndash; Car Vent Mount &ndash; Air Vent Mount Holder &ndash; for Women Men Waterproof rubber. Knit lined. Round toe. Non-slip rubber sole. Steel shank.