Great Birthday Gift:The Tumbler Is A Great 50Th Years Birthday Gift. | | Unique Design:"Aged To Perfection - 50Th Happy Birthday - Behind You All Your Memories, Before You All Your Dreams, Around You All Who Love You, Within You All You Need". | | Keep Drink Hot Or Cold For Hours:Double-Wall Insulation Design, Temperature Control Prevents Your Hot Drink From Getting Cold Or Your Cold Drink From Getting Warm. Keep Your Cold Drink Cold For Up To 9 Hours And Your Hot Drink Warm For Up To 3 Hours! | | Top Quality Tumbler: This Is A Great Quality Vacuum Insulation Tumbler, With Double-Wall Design. It Is Made From 18/8 Stainless Steel Which Is Durable, Resistant To Stains And Unbreakable, Easy To Clean. Transparent Waterproof Splash Proof Sliding Lid Bpa Free Safe Without The Threat Of Toxins. | | Brand Promise : If You Are Not Satisfied With Your Purchase For Any Reason, You Can Ask For A Refund Or Exchange Within 30 Days. We Want To Ensure That You Get The Maximum Value From Yo.