Silicone Breathing Trainer Lung Respirator Fitness Equipment Respiratory High Altitude Training Outdoor Use Expiratory Exercise Tool

Model: Lung fitness trainer Function: body Type of exercise: cardiorespiratory training feature: Challenge yourself with breathing exercise equipment to get better exercise and improve overall endurance. Lung Capacity – It helps expand and improve lung capacity without having to do a lot of cardio and burn calories. Portable Device – The Adventure Breathing Trainer is very compact. Easy to carry. Adjustable resistance dials make the simplest tasks more difficult and allow for more intense workouts based on your needs. Specification: Material: silicone packing list: breakthrough trainer a box