Sports Expiratory Breathing Training Device for Improved Lung Health

Welcome to our shop 1. Enhanced Breathing: Our breathing exercise device is designed to challenge and improve your overall stamina, making your workouts more effective. 2. Lung Capacity Improvement: Expand and strengthen your lung capacity with this device, without extensively engaging in cardio exercises or risking calorie burn. 3. Portable Design: This lung breathing trainer is extremely compact, allowing you to perform your daily training anywhere, anytime. 4. Adjustable Resistance: The adjustable resistance dial makes even the simplest tasks more challenging, providing intense workouts tailored to your needs. 5. How to Use: Breathe through the training device, utilizing diaphragm force to inhale and exhale, finding a suitable resistance level for inhaling, and incorporating the routine into your weekly schedule. Specification: Material: Silicone, ABS. Size: 5 x 10 cm. Application: Ideal for swimming training, running, cycling, and more. Package Included: 1 x Lung Exerciser. 100% Satisfaction: Our customers are our top priority. If you encounter any product issues such as damage or incorrect quantity upon receiving the goods, please contact the seller immediately. We strive to provide you with satisfactory after-sales service.