The product is a set of Ernie Ball Super Slinky Cobalt Electric Guitar Strings, featuring a roundwound winding and made of nickel plated steel. Designed for electric guitars, these strings are 6 in number and have a 0.009 gauge size. Manufactured in the United States, they offer a bright and dynamic tone ideal for various playing styles and genres of music. Perfect for guitarists looking for high-quality strings that provide both durability and excellent sound quality.