Our Rocks glass is made with a liquor bottle sourced from Philadelphia, PA. Each glass holds approximately 9oz and is dishwasher safe. Remark Glass is a women-owned zero waste business based in Philadelphia, Pennsylvania. All of the products are handmade from recycled bottle glass sourced from Philadelphia. * Set of 2 * Made with locally sourced bottle glass * This product is dishwasher safe * Made in the USA * Handmade by local glass artisans * Recycled glass