Starbucks Stainless Steel Tumbler - Navy Blue, 16 Fl Oz Dive deep into the dark blue hue of this coffee tumbler with the slim silhouette. The double-walled, vacuum-sealed construction helps keep hot beverages hot, and cold beverages cold. The swivel lid helps keep spills at bay. Starbucks name on side. Holds 473 ml/16 fl oz. Handwash only. Do not microwave.