String Set, Long Scale, Medium Tension A410 LM Ascenté viola strings were specifically designed to help players advance their craft with elegance and consistency. With a wider tonal range, excellent pitch stability and longevity, plus superior durability, this synthetic core string delivers a more sophisticated palette that elevates playing to the next level. Ideal For: Students Intermediate Players What size strings does my viola need? How do I measure my viola to determine the type of strings it needs? Our viola strings are sized by instrument body length in inches. To measure your viola to determine the size sting your instrument needs: Turn the instrument over and measure its body length along its longest axis (not including the neck or scroll). Then, select the appropriate size string based on that measurement here: 12” = Extra-Extra-Short Scale13”-14” = Extra-Short Scale14”-15” = Short Scale15”-16” = Medium Scale16”-17” = Long Scale17”+ = Extra Long Scale If you measure 15.5" for instance, you will need a medium scale D'Addario viola string (for instruments 15" to 16" inches in length)