3-in-1 Rambler

This is the 11oz PERFECT, 3-in-1 rambler. Our Kosmos Q tumbler converts from a can to a bottle koozie, or screw on the drinking lid for a warm cup of coffee or a cold glass of whiskey. Made from 18/8 stainless steel, it is double-walled with copper vacuum insulation, threaded clear acrylic lid, and threaded gasket for can or bottle use. This Kosmos Q rambler will keep liquids HOT for up to 6 hours and keep liquid cold for up to 24 hours.

• Insulates hot beverages up to 6 hours
• Insulates cold beverages up to 24 hours
• Durable, double-walled construction
• High-performance vacuum insulation
• 18/8 food-grade stainless steel, no liner
• 100% stainless interior (stainless caps)
• Extra-wide mouth for easy filling and pouring
• No BPA, phthalates, lead, or other toxins
• Doesn’t retain or impart flavors
• Slim design fits in most cup holders
• Hand wash only