Material: Made of double-wall 304 Stainless Steel featuring vacuum-sealed construction Feature: BUILTÿ®'s giant high quality 30 oz. (887 mL) 18/8 double-wall stainless vacuum tumbler maintains the optimal temperature of beverages, Keeps your drinks cold or warm longer than a traditional tumbler, Includes durable, threadless Tritanâ¿¢, Lid easily slides open and closed for one handed drinking, Hand wash only Do not place in freezer, BPA-free, Fits in most standard sized cup holders. Product Size: 3.85" w x 8.5" h x 3.85" d x 3.85" dia. **THIS PRODUCT WILL BE PRINTED AS PICTURED