Made from stainless steel with a powder-coated finish on stainless steel material, this 35 Oz. BruMate Muv features BevGuard™ insulation to keep your drink cold for over 24 hours and hot for over 6 hours. Its screw on, BevLock™ spill-resistant lid with MagFlip™ technology ensures the lid stays open while you sip and is 100% leakproof when locked. The easy on and off OctaLock™ threading system offers eight different drinking positions. This tumbler includes a durable, removable color-matched silicone body sleeve to protect against drops, dents, and dings. Designed for both left and right-handed users, it has a scratch-resistant, comfort grip handle and fits most cup holders. Enjoy your beverage without condensation or metallic taste. BPA free. Hand wash recommended.