The Classic string is made of a flexible steel core which gives it the warm and brilliant Jargar sound. They are the result of nearly 60 years tradition of hand made cello strings developed by a cellist to cellists. The Classic strings produce a warm and powerful tone. Their playability, sound qualities and durability has made them the perfect choice for both amateurs and professionals for nearly 60 years. Classic specifications: The Classic strings come in three different tensions – Forte, Medium and Dolce. The Classic also includes a High E string. Ø Forte Medium Dolce A 0,76 mm (18,5 kp) 0,75 mm (17,9 kp) 0,74 mm (16,3 kp) D 0,99 mm (14,1 kp) 0,98 mm (14,0 kp) 0,97 mm (13,6 kp) G 1,18 mm (13,6 kp) 1,17 mm (13,4 kp) 1,16 mm (13,0 kp) C 1,72 mm (14,1 kp) 1,71 mm (13,8 kp) 1,70 mm (13,7 kp)