It is very steep and tall compared to most vehicles with a rain gutter so there is hardly any room to get your fingers or a wrench behind the Surco mount to secure it. They are a little bit on the expensive side, but I think they are worth the premium. I like the feel of the tactile buttons, and the included clip is a welcoming feature. Short review, its not being returned. I dont know why this pair is disintegrating like a cheap knockoff brand, but this is not what I had come to expect from Adidas. This slipper is toasty warm for when you need something supportive and warm on your feetI love these slippersEllen Gaffney I debated between this one and the Polk Audio 10" sub before going with Klipsch. It settles like any compound does. These have never created that type of pain and I keep coming back to them. Regardless, I always have a cellular connection and do not use my phone for anything with high bandwidth, but for those who want HD video streaming in the U.