Brumate Valentine's Day Limited Edition Red Heart Thermal Nav 25ozThe Nav 25oz was made for navigating lifes adventures and is the most feature packed travel tumbler. It has our 100% leakproof BevLock lid to seal in your beverages and stop leaks, our brand new, OctaLock thread system to make taking your lid on and off a breeze, and our MagFlip technology to assist in keeping your lid open while you sip. It is also equipped with a cupholder friendly base, a removable, color matched sleeve for ultimate durability, and