Product descriptions:

Improve your endurance in just 21 days of training with this mask. It is ideal for those who practice football, athletics/cross-country skiing, swimming, cycling, skiing or almost any other sport. Training with the mask makes it easier for your muscles to perform with reduced oxygen supply. Your endurance will be optimized, and muscle fatigue will not be an obstacle during competitions. The mask is equipped with valves that allow you to regulate the airflow. Now you can train in the mountains from the comfort of your home.

Features:

• Limited Edition:  Once the Elevation Mask is sold out, it will not be available again! Grab the chance to own this product that only a lucky few will get.

• Increased Respiratory Power and Diaphragm Training:  Training with the mask puts your body in a challenging situation, and the body will adapt by activating inactive cells for respiration. Many more cells are mobilized, and the body receives an intensive anaerobic training program.

• Improved Mental Concentration, Strength, Endurance, and Efficiency in Oxygen Therapy:  The mask also helps to strengthen mental resilience, physical strength, endurance, and allows you to process oxygen more efficiently, giving you an advantage over your competitors. Using the mask at high heart rates makes it easier to perform during high-stress competitions.

Product details:

• Secure Attachment and Material:  Extra strong - made of neoprene, secured even during the most intense workouts.

• Easy to Clean:  All parts are easy to keep clean.

• Adjustable Resistance:  Adjust the air resistance as needed.

• Small: 100 - 149 lbs

• Medium: 150 - 249 lbs

• Stor: 250 - 300 lbs