Trek Tumbler - Signature btsbackpacks 50oz Capacity: Large capacity helps

50oz Capacity: Large capacity helps you stay hydrated with fewer refills

Fill your drinkware with warm water & tablet

Durable construction with a back pocket allows you to easily store additional items and keeps everything perfectly secure on-the-go

to cosmetics and travel supplies

5 Quart) Capacity: Brews up to six 8-ounce servings of cold brew

Trek Tumbler - Signature btsbackpacks 50oz Capacity: Large capacity helpsCupholder Friendly: Tapered shape with handle makes it the ideal cup to take on the go. 100% Leak Proof: Straw lid is designed to prevent leaks and spills when in the closed position. Double Wall Insulation: Keeps beverages at ideal temperature for hours. Ceramic Lined Interior: Preserves the integrity of your drink's flavor. Silicone Grip Base: To soften contact and enhance stability. Durable: Made of premium 18 8 stainless steel *Not for use with