SPECIFICATIONS

Brand Name: NoEnName_Null
Choice: yes
Hign-concerned Chemical: None
Origin: Mainland China
Type of sports: Cadio Training


Portable Breathing Trainer
Diaphragm Training For Respiratory 
Obstruction Exercise Your Heart And Lungs
Breathing Trainer
Enhance Athletic Performance + Everyday Respiratory Wellness
Adjusting Resistance
Nice Addition To Your Training Program Or Workout Routine
Versatile For Various People