Im usually a 8w in sneakers, but I went by the reviews and ordered a half size smaller and they fit perfect. (It’s easier with 2 people! You should read earlier posts on adjusting the right-end blocks. They are sturdy and you can push them out of the way when not in use. Fue una excelente decisión comprarlas como un presente. great quality for the price! Pros:Long battery lifeLightweightEasy gesture controlsGood soundCons:No volume control gestureNo equalizer controlOverall, I would certainly recommend these earbuds. I dont know how many of this one item I have purchased. I love it so much that I bought a second one for upstairs. I own the liberty 2 pro version too.