Our patented design Planet Lock system fits virtually any guitar and stays locked in place until you release the side pin. Unlike ordinary strap lock systems, Planet Lock is designed to fit securely on your guitar's existing end pins, so there is no need to change the hardware on your guitar. Plus, you can use the same strap on different guitars. Safe, secure, and easy to use! From the Manufacturer Planet Waves patented Planet Lock system fits virtually any guitar and stays locked in place until you release the side pin. Unlike ordinary strap lock systems, the Planet Lock is designed to fit securely on your guitar's existing end pins, eliminating the need to change the hardware on your guitar. Plus, you can use the same strap on different guitars. The Planet Lock is safe, secure, and easy to use. Designed for players of all genres, Planet Waves woven straps offer designs that will please even the most discerning player. From iconic themes to unique patterns and artwork, these durable straps are sure to accent any guitar and are adjustable from 35" to 59.5" long. Planet Waves, part of the D'Addario family of brands, is known for innovative, problem-solving, quality musical accessories. Planet Waves offers a complete line of award-winning accessories including cables, picks, tuners, capos, straps, humidifiers, maintenance tools and more.