Mesa Sport med lokket Chug

Took this on a 6-hour drive and it slid right into my cupholder without wobbling once. The covered spout means I'm not worried about splashes when it tips over in my bag, and the lock actually feels secure.

The silicone base really does make a difference — I set it down on the conference table mid-meeting and it barely made a sound. And it actually fits my car's cupholder, which my old 30oz never did.

Took this on a 6-hour drive and it slid into my cupholder like it was made for it. The covered spout means no dust or bugs get in when I'm outside, and the lockable lid hasn't leaked once in my bag.