Indulge in your favorite beverages, hot or cold, with this 20 oz skinny tumbler featuring a Happy Birthday with Cake design. Perfect for a thoughtful and practical birthday gift. Key Features: * Stay Hydrated: Holds up to 20 ounces of your favorite beverage. * Hot or Cold Beverages: Keeps drinks hot up to 6 hours or cold up to 24 hours. * Double Insulated: Ensures your beverages stay at the perfect temperature. * Stainless Steel: Made with stainless steel for ultimate durability. * Cup Holder Friendly: Skinny design to fit most cup holders. * BPA-Free Materials: Safe for everyday use. * Not Microwave or Dishwasher Safe: Requires manual cleaning. What's Included: * Metal straw * Lid * Straw cleaning brush * Gift box