BrüMate Highball Tumbler in a holographic purple and teal color. It is a 12 oz, insulated, stainless steel tumbler designed to keep mixed drinks and other beverages at the ideal temperature without condensation. Key features include: Capacity: 12 US fluid ounces Lid: BevLock leak-proof lid Technology: Double-walled, vacuum-insulated design with BevGuard technology to prevent metallic taste and dilution Base: Non-slip base Usability: Suitable for both hot and cold drinks, and is shatterproof and glass-free zone friendly