Sufficient arch with comfortable strap and separator that fits to keep flip flop in place and aligned well. But the product does it job it keeps the speaker in place. The old version without memory foam was much better! I was going to buy the Artics 3, but decided to spend the extra $20 for the better surround sound and pretty lights on the ear pieces. Now, I have a Quest, a rift S, a vive, and an Index. I am 5? 6? and 195lbs. I had to download a app with ads to have a decent alarm clock. A fantastic feature is that they have a very long battery life, and power bank case with visible charge level. The only part I had a problem with was the bikini as it was super painful and sometimes the rotating head would get stuck because of the skin, so make sure to pull the skin. f the side and kind of bend his ankle to the side.