The 9s worked perfectly. 1/2 size or loose full size, size down. Plus, all the installation instructions were in a language that I am not capable of reading. Fit very well and are quite comfortable. Theyre proving to be very comfortable with the minimal support I like. I use this AirPods to go running and they stay on great. an die Rohrenden heranzukommen, müssen diese auseinandergezogen werden = Die ersten Ratscher hat mein Montageständer schon (vermutlich schon ab Werk seit dem Zusammensetzen) weg, bevor er überhaupt benutzt wurde bzw. Both fit on the Silicon holder seamlessly. I dont leave a lot of reviews, too lazy, but I love this coat rock! When she outgrew the size 11 narrow pair, decided to try a size 12 narrow in this style that has elastic rather than the tie.