NWT LIMITED EDITION BruMate MUV 35oz Tumbler, VINEYARD The Müv Series is the latest in drinkware innovation. Totally redesigned from the ground up, we reinvented every aspect of these insulated tumblers. Our fully leakproof, one-of-a-kind state of the art lid locking technology keeps your drinks secure, so you never spill a drop while our BevGuard technology keeps them the perfect temperature from the first sip to the last. Features * Wide-mouth opening * OctaLockTM Technology * Cupholder Friendly Specs * Swappable Silicone