A grayscale map of Boston presents the city's dense urban fabric in fine detail, with streets and neighborhoods rendered in intricate linework against white water and harbor areas. The monochromatic composition creates a striking contrast between the intricately textured land and the open space of the coastline, offering a bird's-eye view of the city's distinctive geography. Built from double-wall stainless steel and made to order, holding 20 ounces with a snap-on lid, a standard-cup-holder fit, and wraparound artwork. Your commute carrying original art instead of another branded tumbler.