When playing music, the music will cover the sound, but when left idle, you can definitely hear it. Still have not been able to use in fear we will get the wrong one. Most rain boots are heavy for toddlers. I bought these by recommendation for working from home and have been very pleased. Its quite annoying and something you have to adjust for unless you want to hear people louder in one side than the other (or games, I guess, if you actually would use these for gaming). I ordered these in 8 1/2 and they fit great for me! Used X-Treme Tape TPE-X36ZLB Silicone Rubber Self Fusing Tape, 1" x 36, Triangular, Black (amazon), works very well. Definitely will need to purchase some more. - Almost forgot main point THESE ARE EXTREMELY COMFY, I have had them on 18 hour long days unless you dont wear socks these are amazing in comfort. The range isn?t super long.