Planet Waves Large Chrome Plated Brass Slides provides a bright bell like tone with excellent sustain. The solid brass is chrome-plated to a mirror like shine for effortless gliding and ease of playing. Perfect for both acoustic and electric guitars.0Planet 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.