Paradigm Slinkys are themost break resistant strings on the planet - GUARANTEED. Paradigm ElectricSlinky sets provide unprecedented strength and longer string life whileretaining 100% Slinky tone and feel. Ernie Ball's industry leading ultra-highstrength steel is included in both the wound and plain strings along with apatented reinforcement at the ball end twist of each plain string to providesuperior tensile and fatigue strength for strings that lock into tune fast andhold up under the most stressful playing styles and conditions. The coupling ofErnie Ball's Everlast nanotreatment with breakthrough plasma enhanced wrap wireprovides added corrosion resistance and reduced accumulation of tone-robbingbuildup and debris. Experience the first set of longer lasting strings that areworth playing with all benefits and no compromises.