Portable Lung Capacity Trainer

Take your performance to the next level

This lung capacity trainer will make your oxygen intake lower whilst training, helping increase VO2 max this will increase cardiovascular endurance giving you that edge you need.

Product Details:
Ingredients: Water, glycerin, Asiaticum asiatica extract, hyaluronic acid, niacinamide
Size: 10.2*4.7*4.7CM
Product package material: silicone
Type: Breathing trainer

Quantity: 1PC

Package contents:
Breathing trainer + Box X1