Feature: ✓Very easy to use portable device All you need to do is practice for 10 to 30 minutes every day, and your lungs will become stronger This user-friendly lung mucus removal tool is used by people from all walks of life - adults, children, smokers, seniors, athletes, singers, musicians and more. ✓Clears natural buildup of mucus You may not be familiar with how this device naturally clears mucus from your airways and throat. Stainless steel ball bearings and internal diaphragms create vibration and pressure that dissolve mucus and phlegm on the airway walls. When you exhale quickly, mucus moves up your airways and out of your mouth when you cough. ✓Effectively helps increase lung capacity For singers, athletes, swimmers, free divers and smokers, this lung conditioner is an excellent way to significantly increase lung capacity and strengthen breathing muscles. ?Notes: It must be cleaned after each use to remove moisture and phlegm inside. The mouthpiece can be removed for cleaning. Powerful cleaning is recommended every other day. Use soft soapy water or detergent to clean.

✓ USE: This lung capacity exerciser cleans your airways and acts as a portable breathing trainer, expanding your lungs and helping to relieve mucus, improving your overall health, fitness and providing better sleep. ✓ QUICK AND EASY: The device is quick and easy to use, requiring only 10 to 30 minutes of practice per day. Will help the following groups: children, adults, seniors, smokers, swimmers and deep sea divers, athletes, singers, wind musicians. ✓ EASY TO USE: This lung exercise device doesn’t require any batteries or refills, making it ideal for long-term breathing issues or recovery assistance. ✓ CLEAR AIRWAYS: This portable lung exerciser device sends vibrations through the airways, effectively loosening stubborn mucus accumulated on the walls of the airways; you can easily clear mucus from your system when you cough. ✓ DESIGNED TO HELP BUILD: Our mucus clearing device is also an excellent lung strengthener; with regular, long-term use, the breathing trainer will have a huge impact on your lung strength and breathing quality.