Mesa Loop with Covered Straw kids-best-sellers Leak-Proof: The lid is lockable

Leak-Proof: The lid is lockable and features a covered spout

Cupholder-Friendly: The Voyager’s unique shape makes it the perfect reusable travel mug

Double Wall Insulation: Keeps beverages hot or cold for hours

1" 3-ring binder

Cupholder Friendly: Tapered shape makes it the ideal cup -- Take Us With You wherever you go

Mesa Loop with Covered Straw kids-best-sellers Leak-Proof: The lid is lockableAirflow Relief Valve: Large opening enhances straw drinking experience. Contoured Straw: Made with mouths in mind, a wider opening means easier sipping with minimal effort. Twist In Locking Straw: Zero tilting required. Cupholder Friendly: Both 30oz and 24oz fit most cupholders. Folding Loop Handle: Comfort grip coating. Grab and go with just a finger. Clean Lock Covered Lid: Click the button up down to lock or unlock. Silent Silicone Base: Silicone