AbleData does not produce, distribute or sell any of the products listed on this website, but we provide you with information on how to contact manufacturers or distributors of these products. If you are interested in purchasing a product, you can find companies who sell it below.
Expiration resistance breathing exercise. Two 1000 cc plastic bottles with tubing attachments. With liquid in both bottles, blow into one bottle, forces air through tube into other bottle. Increases lung capacity.
print close directions