From 1964 to now, the GHS Boomers® series has been the flagship set of GHS Strings. Used by musicians in every genre, the Boomers® have shown to stand up to any playing style. Now known as "The Power String", GHS Boomers® continue to make their mark on music across the world. The roundwound guitar set is made with Nickel-Plated steel wrapped tightly around a round core wire. The combination provides the string with its bright characteristic and long-lasting tone. Introducing our brand new NitroPack® singles! Each single string is sealed in a nitrogen environment, eliminating all oxygen, in a tear-resistant package. Whether you use one string or the whole set, the NitroPack® guarantees straight from the factory freshness! ABOUT GHS STRINGS GHS Strings are manufactured in a state-of-the-art, climate controlled facility using precision equipment and only the purest of materials. When you buy GHS strings you get quality, consistency, lasting intonation and superbly harmonious sound! GHS Strings - The String Specialists since 1964. GB7H Set: 013-017-DY30-DY42-DY54-DY64-DY74

• Featuring Nitro-Pack® singles, guaranteed to be fresh from the factory!
• 7-String Set featuring Roundwound Nickel-Plated Steel on a Hex Core
• Offers a brilliant tone and powerful attack, THE POWER STRING.
• Heavy Gauge: 013-017-030-042-054-064-074