Key Feature: Dual-Function Spout: Allows you to either sip through a built-in straw or tilt the bottle back to swig from a wide-mouth opening. Insulation: Double-wall or triple-layer stainless steel insulation designed to keep beverages cold for up to 24 hours.Design Details: Includes a carry handle that doubles as a lock for the leak-proof lid. The "Water Hazard" model is predominantly white with black accents and a small red number "1" on the side. Capacity: 30 ounces, designed to fit into standard cupholders