Breathing Resistance Training Mask for Sports and Workout "New Arrival" 5mm audio output jack

5mm audio output jack

Care: Machine wash in cold water with similar colors

rust-resistant

Motion detection recording

Breathing Resistance Training Mask for Sports and Workout "New Arrival" 5mm audio output jackWith many levels of resistance, this training mask is perfect for those working out and trying to get their gains! Great for all sports such as exercising, running, jogging, weight lifting, and all sports. Features: Improve lung capacity Made from high quality ultra durable material Helps burn more calories during workout, exercise, and jogging. Suitable for jogging, exercising, running, weight lifting, and all sports. Decrease Workout Time: Less