Despite its message-in-a-bottle appearance, this product is in fact a glass carafe and stick of kishu binchotan (coal). The coal purifies drinking water and improves its overall taste.  Photo 3 of 9 in Design Shop Visit: Mjölk in Toronto

Design Shop Visit: Mjölk in Toronto

3 of 9

Despite its message-in-a-bottle appearance, this product is in fact a glass carafe and stick of kishu binchotan (coal). The coal purifies drinking water and improves its overall taste.