Boss by Roland are the highest selling manufacturer of guitar effects pedals in the world, Boss can shape your tone in any way you desire, with distortions galore, shimmering modulations and the mainstay of any pedal board: the Boss TU3 Tuner has been the most popular tuner ever sold. We have a huge selection of Boss guitar and bass effects pedals and multi-effects to choose from with expert advise on hand if you need it. Boss (part of the company Roland) also make popular recording units so you can get your material recorded and multi track as well as a range of amplifiers.