BLOOD COLLECTION CHAIRBLOOD COLLECTION CHAIR BLOOD DONATION CHAIR The Chair is a revolutionary furniture piece. It has been designed to ensure maximum comfort and relaxation during your waking hours. The chair is equipped with an adjustable back rest, which can be adjusted by a simple turn of the serrated blocks system. This means that the user can adjust the height of the back rest to the correct position for his her body length. The chair is also equipped with an