3-D print tech may lead to custom running shoes New Balance testing technology to create custom-fit footwear ← Related Article Visit The Boston Globe Share on Twitter Share on Facebook Comment on this Scroll to top of page YOON S. BYUN/GLOBE STAFF A New Balance employee’s stride is measured on a track. YOON S. BYUN/GLOBE STAFF Pressure-sensitive insoles make contact with a force plate. COURTESY OF NEW BALANCE A color-coded image shows the pressure on sections of the foot. YOON S. BYUN/GLOBE STAFF Readings are taken at NewBalance’s studio in Lawrence. YOON S. BYUN/GLOBE STAFF At left, a 3-D-printed shoe sole; at right, a conventional shoe sole.