16 oz Wave Vacuum Travel Mug

18-8 dual wall Stainless Steel with Copper-lined deep draw liner Vacuum Insulation Provides 7X Heat Retention Lead-Free Vacuum Seal Flip-Top Lid With Snap-Locking Closure Prevents Spills Lip Groove Allows For Drinking Spout To Be Positioned Without Even Looking Removable Twist Handle Converts Travel Mug To Tumbler With Ease Patented.