30oz Trek Tumbler - Insulated Stainless Steel Water Bottle with Lid for Hot & Cold Drinks - Perfect for Hiking, Camping, Gym & Outdoor Activities

Cupholder Friendly: Tapered shape with handle makes it the ideal cup -- Take Us With You wherever you go.
Leak Resistant: Comes with straw lid to prevent spills.
Double Wall Insulation: Keeps beverages hot or cold for hours.