For centuries the look of cobalt glass had caught the fancy of people the world over. This unique blue hue is given from mineral cobalt when combined with molten glass. This piece smokes wonderfully and is intriguing to boot. Yet another great addition to your collection or a wonderful gift. Emerald's Triangle LLC in Brookland, Arkansas only carries the very best in functional,unique, hand-made, quality; glass pipes, and other tobacco accessories. We aim to help spread the beautiful and creative art of United States artisans. Emerald's Triangle ships anywhere within the continental United States.