D’Andrea Slides are precision manufactured from the finest grade glass materials. Our Glass Slides fit the needs of players looking for a smooth and warmer tone. Each slide is individually hand blown of durable, seamless glass providing a crisp, bright tone and added sustain and comfort. In addition, the weight, size and closed ends provide optimum balance making this a staple for all guitar players. The Medicine Bottle Slide is a classic piece of blue’s history. Proudly Made in USA!