Size is determined by measuring:
Point 1. Circumference at 15cm below the centre of the knee
Point 2. Circumference at 17cm above the centre of the knee
Point 3. Circumference
of the knee centre
* NB IF REQUIRED SIZES ARE AVAILABLE WHERE THE CIRC ABOVE THE KNEE CAN BE 1
SIZE WIDER (E.G A SIZE 1 KNEE CIRC AND BELOW KNEE CIRC WITH A SIZE 2 ABOVE KNEE CIRC)