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Price: $69.97
(as of Aug 19,2022 17:29:17 UTC – Details)
✅ NO ONGOING COSTS- No batteries, no refills and no liquids required
✅ EASY TO USE- hand held and fits in your pocket with written and online video instructions
✅ QUICK TO USE- most people only need to use for 1- 5 minutes, 1-2 times per day
✅ O2 PERFORMANCE TRAINER- increase O2 and CO2 gas transfer to increase exercise time and reduce recovery time