If the wool wax outlast fluid film that will be my new go to. It is a very comfortable fit but a bit on the loose side for me. I am not really this kind of a sandal person, but these are nice and comfortable. Active Noise Cancellation continuously adapts to the geometry of your ear and the fit of the eartips to keep you isolated from the world around you. I’m excited. But, to my surprise, they fit perfectly when I put them on! I bought this product for back support. I had a Plantronics MLT80 for years, not the same qualities feature wise, but I loved it. They seem indestructible. Tired walmart or target but nothing either designs were garbage or too small or too big, hence i had to look towards the amazon.