Works on all guitars (bass, electric, acoustic) that have two strap pins Reinforced support harness that's comfortable for both men and women Shoulder pads with memory foam and interior aluminum supports bend for a custom fit Adjustable torso strap fastens with handy quick disconnect buckle Instrument's position is adjustable to the harness for optimum comfort and balance Fully adjustable Non-marring connectors Made in the USA The Guitar Support Harness™ offers an innovative solution for players who experience neck and shoulder fatigue while playing a heavy instrument. Its unique design features a torso strap that is worn at the base of the rib cage and fastens with a quick disconnect buckle. This gives the player a very secure yet mobile system to encourage freedom of movement. The two shoulder supports are made of a comfortable memory foam padding over aluminum supports that bend to conform to your shoulders for a custom fit. The length is instantly and fully adjustable so you can position the instrument where it's most comfortable. An adjustable guitar-back strap attaches to the instrument's strap pins. It offers 12 side-to-side adjustment positions so that you can find the perfect balance point of your guitar. Once achieved, simply hook the harness to the guitar-back strap. When finished playing, unhook the harness from the guitar-back strap. The guitar-back strap can be left on the guitar as it fits easily in your case. This revolutionary new system really enhances your comfort level while playing for long sessions. Discover a new level of comfort with Neotech's Guitar Support Harness™.