Dolphy Fitness Mask for Fitness/Training (Small) - Product Features
- Achieve the effects of a High Altitude Workout Efficiency when training, which helps decrease & maximizes your workout time
- Simple Usage, Ultra-Lightweight, Anatomically Designed, Non-Slip Training Strap
- 4-Level Resistance Valve System - Increase and Conditions Lung Capacity by Creating Pulmonary Resistance
- Strengthens the Diaphragm, Trains Breathing Muscles and Improves Overall Performance in any Sport
- Enhanced Energy Levels and Overall Wellness