The other set had weak bass. Chacos sandal strap system goes through the sandal sole. However, I was using an old smith machine for squats and bench presses, which is not recommended because of the restricted motion and not fully utilizing stabilizer muscles. So the stage sound would not come into the sides the mic. Regardless though for the value, the quality of these ear pads is definitely one of the best the market has to offer or at least better than those $20-30 range ones on amazon. I have wide feet- so this comment is based on comparing the fit with the same size and style flip flops. I stand and walk on hard concrete floors 9 hours a day, very little relaxing. The made & looks really ordinary . However, the dual headset definitely helps you listen to the phone call in better focus. The size of these wallets is perfect!