just what i wanted I looked at a lot of differnt stores for the best price and this one stood out because it had the same price as some online stores but the delivery was FREE. so i was delighted when i could even pay by cah upon delivery and it came so fast. Go to product 526 Feb 2012
Simple to use & feeling the benefits already I bought this on the advice of my coach to help improve my breathing as I felt it was limiting my higher intensity efforts during bike races. After only a couple of differences I can feel a marked improvement. Go to product 526 Jul 2016
Practical and Beneficial Have this three weeks. Do believe it is making a difference for me as a cyclist. Quick and easy to use so it is practical as well. Started at the lowest level of 10 (never having had one of these before), now just past 2 so presumably a lot of progress will be made by the time I get to 10. Go to product 531 Aug 2015
