This amusing laser engraved stainless steel running travel tumbler is designed for hot and cold drinks and a fun, playful running gift for any occasion. The 20 oz. tumbler use double-wall vacuum insulation to keep hot drinks hot and cold drinks cold - no matter the season, both inside and and outdoors. What makes you crazier than missing a run? Cold coffee or hot water. This is a great running gift idea to help prevent that problem so runners can burn off the crazy, worry-free.