Limited Edition SFBATCO 10 Year Commemorative Tumbler.

The inner liner of the cup is made of 304 food grade stainless steel, safe, non-toxic, and out shell is made of 201 stainless steel, which is durable, sturdy and drop-resistant. It features double walled vacuum insulation technology to keep your favorite beverages hot or cold for hours. Perfect gift to yourself, your family and friends. 6" L x 2 1/2" W x 2 1/2" H