说明

• Feature: Breathing exercise kit to venture yourself for higher activity and upgrade general persistence Vital skill - it helps to increase and improve essential skill with out the risk of getting to do a lot of cardio activity and burning calories The transportable device - Adventure lung breathing practicing tool is very compact Easy to hold The adjustable resistance dial makes the simplest task extra difficult, and can activity extra intensely consistent with your needs Specification: Material: silicone

• 
• 
• 
• 
• 

审核