Alice Electric Bass Strings Set 5 String Medium Steel Nickel Wound Fit for regular size of the electric bass greatly. The guitar strings are is in Steel Core with Coated Copper Alloy Wound. G string -1st Nickel Alloy Wound.045"1.14mm; D string -2nd Nickel Alloy Wound.065"1.65mm; A string -3rd Nickel Alloy Wound.085"2.16mm; E string -4th Nickel Alloy Wound.105"2.67mm; B string -5th Nickel Alloy Wound.130"3.29mm. The string is packaged in the plastic bag as photo shown. Package including: 1 set electric bass strings.