Nascool Breathing Exercise Device for Lungs, Inspiratory Respiratory Muscle Trainer for Athletes, Lung Exerciser Device for Adults, Children, Swimmers, Smokers

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• 【Special Design】Our sport breathing device is designed with multi -level resistance dial. The higher the level setting, the higher the resistance. Find the level of resistance that suits your training and adjust it accordingly.
• 【Break the limit】-The breathing trainer can improve the strength and endurance of respiratory muscles. The tiredness of respiratory muscles is a limiting factor in exercise, so use our breath exerciser for lungs to strengthen the respiratory muscles can improve the exercise limit.
• 【How to use】-Inhale hard for 2-3 seconds and exhale slowly through your mouth. 6 days a week - 2 sessions per day (morning and evening), 2 sets of 10 breaths per session with a few minutes rest between sets if needed. We suggest to start the lung capacity exerciser or lung strengthener from level 1 of the trainer, then increase the level gradually.
• 【 Function】-The breathing exerciser can enhance respiratory intensity and control performance. Train your anaerobic threshold and break through your limits. The deep breathing lung exerciser also improve oxygen intake and maintain endurance. Enhance respiratory intensity and control performance through using breathing resistance trainer.
• 【What you get】-1*Durablee silicone mouthguard 1*Food grade plastic mouthpiece 1*Quick operation manual.

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