If youre in the market for a new communicator then get the 20s, understood?I come from using the 20s and I love it, it showed me the wonders of having music, phone, gps, and the Google Assistant WHILE Im using intercom with other riders. I ordered a size 8 the Cushion Breeze, the Sandy (too short, really hard, loose strap), and the Dreams (too narrow, too short, rough strap)?all had to be returned for various sizing reasons. Espero que les sea de utilidad. Love your pajamas. You will be able to hear some sounds, after all these arent earplugs, but its way better than something youd get with silicon tips. But if you are like me and have 3 out of 3 devices it is certainly a MUST have! I was leery but hopeful for the fit and the comfort of these and these beauties did NOT disappoint. I?ve influenced 7 people to purchase these as they are that good! Für die Spülmaschine ist er ungeeignet. Fits lie a standard croc.