The ZVex Super Hard On (SHO) is a clean boost pedal known for its simple design and powerful performance. It boosts your signal without coloring your tone, adding clarity and warmth while pushing your amp or other pedals into more saturation. The SHO is highly responsive, offering a wide range of boost from subtle to extreme, making it a favorite among guitarists seeking to enhance their sound with minimal tonal alteration. Its signature "loud and clear" boost has made it a staple in many pedalboards.