Aduro Sport Workout Training Mask - for Running Biking Training and Fitness, Achieve High Altitude Elevation Effects with 4 Level Air Flow Regulator

The Aduro Sport Peak Resistance Training Mask lets you achieve the effects of high altitude training by regulating how much air you breathe in with the 4 Level Air Flow Regulator. You can then reduce the amount of training time by getting the same results in a shorter amount of time. You will also increase your lung capacity and will constantly push your training limits to the fullest.

Features:

• Achieve the effects of a High Altitude Workout Efficiency when training, which helps decrease & maximizes your workout time
• 4-Level Resistance Valve System - Increase and Conditions Lung Capacity by Creating Pulmonary Resistance
• Simple Usage, Ultra-Lightweight, Anatomically Designed, Non-Slip Training Strap
• Strengthens the Diaphragm, Trains Breathing Muscles and Improves Overall Performance in any Sport
•  One Size Fits Most - From 120 to 230 LBS

Size:

S: human body weight less than 60kg

M: human body weight 60-85kg

L: human body weight greater than 85kg