Product Description Hi-beam stainless steel bass strings are round wound and constructed on a round core which is unique in the industry. Hi-beams require much more time, Care and extra steps to make than Other bass strings. The extra effort dry expends making hi-beams results in a bass string that is highly flexible and musically but not harshly bright. They are renowned for durability, unusually long life, consistency and string-to-string balance. They don't eat your frets. ​Hi-beams are the string to choose for brightness, punch and ease of playing. From the Manufacturer HI-BEAMS™ Bass Strings blend a stainless steel wrap wire wound on a round core to produce great flexibility and musicality without harsh brightness. Their flexibility makes them easier on fingers and on frets. They are renowned for unusually long life, consistency and string-to-string balance. HI-BEAMS are the string to choose for a bright and solid tone with great punch and ease of playing.