SleepSoundSleep problems can be caused by a number of different reasons, including snoring, noisy neighbours or noisy environment, maybe just an irregular work pattern. The ACS SleepSound have been designed for light sleepers to block out ambient noise from the outside world to ensure sure you get a peaceful nights sleep. Made from a soft medical grade silicone and custom fitted to your ear shape, you can be assured our SleepSounds remain comfortable no matter