Box Set Abdominal Breathing Trainer Lung Function Running Yoga Muscle Resistance Adjustable Resistance Exercise Lung Capacity _x000D_ 【New Way Of Breathing Exercise】:The breathing exercise trainer is refers to increasing strength during "OUT" and "IN" which exercising the muscles and improving exercise endurance.Our trainer is a scientific and efficient Breathing Exercise Trainer.If beginners cannot control it well, they can wear the included Nose Clip to help you practice.Application range of reference levels: A-D Level is suitable for Breathing Exercise; E-F level is suitable for daily exercise; >F level is suitable for professional athletes (the above is for reference only, and varies from person to person).Control well your breathing to improve the quality and effectiveness of the exercise. _x000D_ 【Individual Adjustable & 8-Level & Nose Clip】:The product design is divided into "IN" "OUT" two separate adjustments which can adjust the strength separately.The optimization of the operational structure will not cause air leakage during breathing training, ensuring complete breathing sealing and strength.The Letter Knob is for adjusting "IN" (A-H levels), and the Digital Knob is for adjusting "OUT" (1-8 levels),you can gradually increase the level after regular breathing exercise training.It can be used for various training methods such as "OUT" training, "IN" training or a combination of both training methods.It is recommended to start from a low level when using it for the first time. _x000D_ 【Exclusive Training Partner】:Our product provides funny application training, and the application's animations guide breathing exercise which making it easy for you to persist in breathing exercise training.Exclusive application training guidance, providing professional training modes to guide you in a cyclic and gradual manner, gradually increasing strength training as your breathing ability improves.You can also set scheduled reminders for training, record the content data of your training, and even customize your own training mode from it. _x000D_ 【Portable & Easy To Use & Easy To Clean】: Our product is made of high-quality silicone material that makes it soft and comfortable.The lightweight design can be carried at anywhere, anytime for breathing exercise. The product has two different pieces to offer different ways of use, simple and easy to operate, and can be easily used without hands.It is recommended to wash the product regularly with water (should be wipe with a clean cloth immediately after washing).It is recommended to use this device for training at each morning and evening. _x000D_ 【Wide Applicability】: Meeting the needs of various groups with different intensities.People who has no good at breathing;Vocal workers likes singers, vocal practitioners, instrumentalists, speakers, actors,teachers;Daily fitness and exercise groups such as fitness, yoga,swimming, diving, mountaineering, cycling, weightlifting, ball sports, triathlon, professional athletes.(For those who are not suitable situation, please refer to the precautions and product user manual) _x000D_ 【Breathing relaxation is the most direct way to regulate emotions】:By using our Breathing Exercise Trainers in combination with training methods, which can regulate and stabilize emotions.Not only suitable for ordinary people, but also for various groups such as children, teenagers, middle-aged and elderly people.Achieving better performance in general life and sports training through it. _x000D_ _x000D_ _x000D_ Packing list: _x000D_ 1x breathing training device (bite tip+suction tip) _x000D_ 1x auxiliary exercise nose clip _x000D_ 1x instruction manual _x000D_ 1xwhite plastic storage box _x000D_ 1xpackaging paper box _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_