Maybe youll never do this, but its still good to know what you can and cant do with these, since you wont find it anywhere in the specs or any of the professional reviews I have seen. Plus, max volume with these is not very loud. The top or "crown" as it is called is only 4 inches high, so with the top of the head fitting inside the hat theres no room for a pony or any hair at all really. Battery is not among the longest lasting earbuds I know, but still good enough. I had to then move this zipper back and this opened the ?teeth? then I just gently pulled the teeth of the zipper apart. I was concerned when I first received it, but the pattern was so cute I gave washing a try and it really helped! ? Rick Rosa I was told, they are just the same, same mold, same contents. On average we seem to get between 4-5 hours use for each charge which is perfect; just a once daily charge in the evening. Fantastic arch and toe support, resistant material, and I love the colour.