The Hannabach student string at an ubelievable price;High-precision treble strings made of clear nylon, smooth and shiny;Basses: Nylon filament, braided silver-plated copper wire;Nickel free according to DIN EN 1811, complies with REACH-Regulation VO (EC) Nr. 1907/2006;New system of string encoding: different windings at end of bass string, H/B-string colour-labelled;Packaging is hermetically sealed, space-saving and cost-effective ;Packing unit = 20;No single string service;Made in Germany;High Tension diameter and tensions: ;E-1: 0,72mm/.028”, 7,5kg/16.5lbs;H/B-2: 0,83mm/.032”, 6,2kg/13.7lbs;G-3: 1,03mm/.040”, 6,7kg/14.7lbs;D-4: 0,75mm/.0295”, 7,7kg/16,9lbs;A-5: 0,93mm/.037”, 7,8kg/17.2lbs;E-6: 1,13mm/.045”, 7,7kg/16.9lbs;