The 30-OZ Stainless Steel Cups are vacuum insulated and hold heat/cold up to 2X better than a plastic tumbler. All cups are made to order and laser engraved at our warehouse in Northern Michigan. 

• Specifications: 
• 30-OZ
• Hand Wash Recommended  
• Fits in all Standard Cup holders
• Holds Ice for 24 Hr.
• Plastic Lid included 
• Designed in the U.S.A