• High performance vacuum insulated double walled stainless steel construction
• Keeps cold up to 24 hours (ice cubes recommended), keeps hot up to 12 hours
• 18/8 food grade stainless steel, BPA free with no leeching effect, retains the taste of the beverages and does not impart any flavors; No toxic powder coating
• Extremely durable, easy to carry, drink and clean, tight closure (even for carbonated drinks)
• Laken Narrow Neck Futura design, internal mouth diameter 1.18 inches