Super Sensitive Red Label strings are one the most popular in America. Economically priced, the strings are made with high quality winding and core materials providing the durability and dependability required by the school orchestra programs. These durable strings provide good tonal quality and dependability. Red Label strings are especially favored by Suzuki Method instructors, school and private teachers and students, and many professional musicians. Red Label strings are available in many different sizes allowing younger students to use right size strings on their instruments rather than fitting larger sized strings. Made in USA.