Silicone Breathing Fitness Exercise Equipment Portable Throat Adjustable Resistance Breathing Exercise Device

Easy to use - breathe slowly through the mouth, as deep as possible. Hold your breath for a few seconds. Slowly exhale through the mouth until fully exhaled. Improve endurance - an easy-to-use handheld device. Using a trainer can increase muscle strength and endurance, thereby increasing the limit of exercise. Widely used - suitable for daily use, small in size, easy to carry, suitable for adults, elderly, children, swimmers, athletes, singers, etc. Boosting Strength - Trainers can enhance strength and control performance, raise your threshold and push your limits. Strength training of respiratory muscles reduces shortness of breath and increases lung capacity. Almost anyone can use it without any side effects. Compact and portable. Use our breathing and lung exercise equipment to enhance your respiratory and abdominal muscles, ultimately improving your overall performance. Adjustable resistance makes the simplest tasks more difficult and exercises more strongly according to your needs.