Voyager Tumbler with Clear Flip Lid & Straw Michigan State Case and insert are made

Case and insert are made of durable BPA-free plastic

Adjustable: Strap secures comfortably around the neck expanding to four different sizes

100% Leak-Proof: 360° push-button lid is drinkable from any angle and is leak-proof in the closed position

Internal Threading: First-of-its-kind internal threading design creates a smooth

Insulated: Built to keep ice solid and drinks cold

Voyager Tumbler with Clear Flip Lid & Straw Michigan State Case and insert are madeDouble Wall Vacuum Insulated: Keeps beverages hot or cold for hours 1 Lid and 2 Straws Included: Tumbler comes with our twist on, leak proof clear flip lid and two reusable straws Cupholder Friendly: The Voyagers unique shape makes it the perfect reusable travel mug as it fits in most cars cup holders. Pat Pat Pend.